diff --git a/poetry.lock b/poetry.lock
index 07e1126..4fd7c13 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -129,7 +129,7 @@ marker = "python_version < \"3.8\""
 name = "importlib-metadata"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.4.0"
+version = "1.5.0"
 
 [package.dependencies]
 zipp = ">=0.5"
@@ -162,7 +162,7 @@ description = "IPython: Productive Interactive Computing"
 name = "ipython"
 optional = false
 python-versions = ">=3.6"
-version = "7.11.1"
+version = "7.12.0"
 
 [package.dependencies]
 appnope = "*"
@@ -178,7 +178,7 @@ setuptools = ">=18.5"
 traitlets = ">=4.2"
 
 [package.extras]
-all = ["ipywidgets", "ipyparallel", "qtconsole", "ipykernel", "nbconvert", "notebook", "nbformat", "testpath", "pygments", "requests", "numpy (>=1.14)", "nose (>=0.10.1)", "Sphinx (>=1.3)"]
+all = ["ipyparallel", "requests", "notebook", "qtconsole", "ipywidgets", "pygments", "nbconvert", "testpath", "Sphinx (>=1.3)", "nbformat", "numpy (>=1.14)", "ipykernel", "nose (>=0.10.1)"]
 doc = ["Sphinx (>=1.3)"]
 kernel = ["ipykernel"]
 nbconvert = ["nbconvert"]
@@ -217,7 +217,7 @@ description = "A very fast and expressive template engine."
 name = "jinja2"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.11.0"
+version = "2.11.1"
 
 [package.dependencies]
 MarkupSafe = ">=0.23"
@@ -231,7 +231,7 @@ description = "A Python implementation of the JSON5 data format."
 name = "json5"
 optional = false
 python-versions = "*"
-version = "0.8.5"
+version = "0.9.0"
 
 [[package]]
 category = "main"
@@ -274,6 +274,49 @@ traitlets = "*"
 [package.extras]
 test = ["ipykernel", "ipython", "mock", "pytest"]
 
+[[package]]
+category = "dev"
+description = "Common utilities for jupyter-contrib projects."
+name = "jupyter-contrib-core"
+optional = false
+python-versions = "*"
+version = "0.3.3"
+
+[package.dependencies]
+jupyter-core = "*"
+notebook = ">=4.0"
+setuptools = "*"
+tornado = "*"
+traitlets = "*"
+
+[package.extras]
+testing_utils = ["nose", "mock"]
+
+[[package]]
+category = "dev"
+description = "A collection of Jupyter nbextensions."
+name = "jupyter-contrib-nbextensions"
+optional = false
+python-versions = "*"
+version = "0.5.1"
+
+[package.dependencies]
+ipython-genutils = "*"
+jupyter-contrib-core = ">=0.3.3"
+jupyter-core = "*"
+jupyter-highlight-selected-word = ">=0.1.1"
+jupyter-latex-envs = ">=1.3.8"
+jupyter-nbextensions-configurator = ">=0.4.0"
+lxml = "*"
+nbconvert = ">=4.2"
+notebook = ">=4.0"
+pyyaml = "*"
+tornado = "*"
+traitlets = ">=4.1"
+
+[package.extras]
+test = ["nbformat", "nose", "pip", "requests", "mock"]
+
 [[package]]
 category = "main"
 description = "Jupyter core package. A base package on which Jupyter projects rely."
@@ -286,6 +329,48 @@ version = "4.6.1"
 pywin32 = ">=1.0"
 traitlets = "*"
 
+[[package]]
+category = "dev"
+description = "Jupyter notebook extension that enables highlighting every instance of the current word in the notebook."
+name = "jupyter-highlight-selected-word"
+optional = false
+python-versions = "*"
+version = "0.2.0"
+
+[[package]]
+category = "dev"
+description = "Jupyter notebook extension which supports (some) LaTeX environments within markdown cells. Also provides support for labels and crossreferences, document wide numbering, bibliography, and more..."
+name = "jupyter-latex-envs"
+optional = false
+python-versions = "*"
+version = "1.4.6"
+
+[package.dependencies]
+ipython = "*"
+jupyter_core = "*"
+nbconvert = "*"
+notebook = ">=4.0"
+traitlets = ">=4.1"
+
+[[package]]
+category = "dev"
+description = "jupyter serverextension providing configuration interfaces for nbextensions."
+name = "jupyter-nbextensions-configurator"
+optional = false
+python-versions = "*"
+version = "0.4.1"
+
+[package.dependencies]
+jupyter_contrib_core = ">=0.3.3"
+jupyter_core = "*"
+notebook = ">=4.0"
+pyyaml = "*"
+tornado = "*"
+traitlets = "*"
+
+[package.extras]
+test = ["jupyter-contrib-core", "nose", "requests", "selenium", "mock"]
+
 [[package]]
 category = "main"
 description = "The JupyterLab notebook server extension."
@@ -321,6 +406,20 @@ notebook = ">=4.2.0"
 [package.extras]
 test = ["pytest", "requests"]
 
+[[package]]
+category = "dev"
+description = "Powerful and Pythonic XML processing library combining libxml2/libxslt with the ElementTree API."
+name = "lxml"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, != 3.4.*"
+version = "4.5.0"
+
+[package.extras]
+cssselect = ["cssselect (>=0.7)"]
+html5 = ["html5lib"]
+htmlsoup = ["beautifulsoup4"]
+source = ["Cython (>=0.29.7)"]
+
 [[package]]
 category = "main"
 description = "Safely add untrusted strings to HTML/XML markup."
@@ -416,6 +515,22 @@ optional = false
 python-versions = ">=3.5"
 version = "1.18.1"
 
+[[package]]
+category = "main"
+description = "Powerful data structures for data analysis, time series, and statistics"
+name = "pandas"
+optional = false
+python-versions = ">=3.6.1"
+version = "1.0.0"
+
+[package.dependencies]
+numpy = ">=1.13.3"
+python-dateutil = ">=2.6.1"
+pytz = ">=2017.2"
+
+[package.extras]
+test = ["pytest (>=4.0.2)", "pytest-xdist", "hypothesis (>=3.58)"]
+
 [[package]]
 category = "main"
 description = "Utilities for writing pandoc filters in python"
@@ -524,6 +639,14 @@ version = "2.8.1"
 [package.dependencies]
 six = ">=1.5"
 
+[[package]]
+category = "main"
+description = "World timezone definitions, modern and historical"
+name = "pytz"
+optional = false
+python-versions = "*"
+version = "2019.3"
+
 [[package]]
 category = "main"
 description = "Python for Window Extensions"
@@ -542,6 +665,14 @@ optional = false
 python-versions = "*"
 version = "0.5.7"
 
+[[package]]
+category = "dev"
+description = "YAML parser and emitter for Python"
+name = "pyyaml"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+version = "5.3"
+
 [[package]]
 category = "main"
 description = "Python bindings for 0MQ"
@@ -679,7 +810,7 @@ docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["jaraco.itertools"]
 
 [metadata]
-content-hash = "c7cc19bb83c0f0869c6fbe7c1a65a57cf18f5d46d115e007080e497af615c1a3"
+content-hash = "57a0723ba6d72fe21cc17ebfd12347a16a17d9cfefb90f7b3f5eb76da5d07d97"
 python-versions = "^3.7"
 
 [metadata.files]
@@ -731,16 +862,16 @@ entrypoints = [
     {file = "entrypoints-0.3.tar.gz", hash = "sha256:c70dd71abe5a8c85e55e12c19bd91ccfeec11a6e99044204511f9ed547d48451"},
 ]
 importlib-metadata = [
-    {file = "importlib_metadata-1.4.0-py2.py3-none-any.whl", hash = "sha256:bdd9b7c397c273bcc9a11d6629a38487cd07154fa255a467bf704cd2c258e359"},
-    {file = "importlib_metadata-1.4.0.tar.gz", hash = "sha256:f17c015735e1a88296994c0697ecea7e11db24290941983b08c9feb30921e6d8"},
+    {file = "importlib_metadata-1.5.0-py2.py3-none-any.whl", hash = "sha256:b97607a1a18a5100839aec1dc26a1ea17ee0d93b20b0f008d80a5a050afb200b"},
+    {file = "importlib_metadata-1.5.0.tar.gz", hash = "sha256:06f5b3a99029c7134207dd882428a66992a9de2bef7c2b699b5641f9886c3302"},
 ]
 ipykernel = [
     {file = "ipykernel-5.1.4-py3-none-any.whl", hash = "sha256:ba8c9e5561f3223fb47ce06ad7925cb9444337ac367341c0c520ffb68ea6d120"},
     {file = "ipykernel-5.1.4.tar.gz", hash = "sha256:7f1f01df22f1229c8879501057877ccaf92a3b01c1d00db708aad5003e5f9238"},
 ]
 ipython = [
-    {file = "ipython-7.11.1-py3-none-any.whl", hash = "sha256:387686dd7fc9caf29d2fddcf3116c4b07a11d9025701d220c589a430b0171d8a"},
-    {file = "ipython-7.11.1.tar.gz", hash = "sha256:0f4bcf18293fb666df8511feec0403bdb7e061a5842ea6e88a3177b0ceb34ead"},
+    {file = "ipython-7.12.0-py3-none-any.whl", hash = "sha256:f6689108b1734501d3b59c84427259fd5ac5141afe2e846cfa8598eb811886c9"},
+    {file = "ipython-7.12.0.tar.gz", hash = "sha256:d9459e7237e2e5858738ff9c3e26504b79899b58a6d49e574d352493d80684c6"},
 ]
 ipython-genutils = [
     {file = "ipython_genutils-0.2.0-py2.py3-none-any.whl", hash = "sha256:72dd37233799e619666c9f639a9da83c34013a73e8bbc79a7a6348d93c61fab8"},
@@ -751,12 +882,12 @@ jedi = [
     {file = "jedi-0.16.0.tar.gz", hash = "sha256:d5c871cb9360b414f981e7072c52c33258d598305280fef91c6cae34739d65d5"},
 ]
 jinja2 = [
-    {file = "Jinja2-2.11.0-py2.py3-none-any.whl", hash = "sha256:6e7a3c2934694d59ad334c93dd1b6c96699cf24c53fdb8ec848ac6b23e685734"},
-    {file = "Jinja2-2.11.0.tar.gz", hash = "sha256:d6609ae5ec3d56212ca7d802eda654eaf2310000816ce815361041465b108be4"},
+    {file = "Jinja2-2.11.1-py2.py3-none-any.whl", hash = "sha256:b0eaf100007721b5c16c1fc1eecb87409464edc10469ddc9a22a27a99123be49"},
+    {file = "Jinja2-2.11.1.tar.gz", hash = "sha256:93187ffbc7808079673ef52771baa950426fd664d3aad1d0fa3e95644360e250"},
 ]
 json5 = [
-    {file = "json5-0.8.5-py2.py3-none-any.whl", hash = "sha256:32bd17e0553bf53927f6c29b6089f3a320c12897120a4bcfea76ea81c10b2d9c"},
-    {file = "json5-0.8.5.tar.gz", hash = "sha256:124b0f0da1ed2ff3bfe3a3e9b8630abd3c650852465cb52c15ef60b8e82a73b0"},
+    {file = "json5-0.9.0-py2.py3-none-any.whl", hash = "sha256:f2dd81b3de344143144532804171ff8e7da93cd57af6b56d4d4afa859f8c77ff"},
+    {file = "json5-0.9.0.tar.gz", hash = "sha256:62a7a36f5f9806108d39bfc59d4458e2a083762a2fc15fd3c7828c72502fd702"},
 ]
 jsonschema = [
     {file = "jsonschema-3.2.0-py2.py3-none-any.whl", hash = "sha256:4e5b3cf8216f577bee9ce139cbe72eca3ea4f292ec60928ff24758ce626cd163"},
@@ -766,10 +897,28 @@ jupyter-client = [
     {file = "jupyter_client-5.3.4-py2.py3-none-any.whl", hash = "sha256:d0c077c9aaa4432ad485e7733e4d91e48f87b4f4bab7d283d42bb24cbbba0a0f"},
     {file = "jupyter_client-5.3.4.tar.gz", hash = "sha256:60e6faec1031d63df57f1cc671ed673dced0ed420f4377ea33db37b1c188b910"},
 ]
+jupyter-contrib-core = [
+    {file = "jupyter_contrib_core-0.3.3-py2.py3-none-any.whl", hash = "sha256:1ec81e275a8f5858d56b0c4c6cd85335aa8e915001b8657fe51c620c3cdde50f"},
+    {file = "jupyter_contrib_core-0.3.3.tar.gz", hash = "sha256:e65bc0e932ff31801003cef160a4665f2812efe26a53801925a634735e9a5794"},
+]
+jupyter-contrib-nbextensions = [
+    {file = "jupyter_contrib_nbextensions-0.5.1-py2.py3-none-any.whl", hash = "sha256:2c071f0aa208c569666f656bdc0f66906ca493cf9f06f46db6350db11030ff40"},
+    {file = "jupyter_contrib_nbextensions-0.5.1.tar.gz", hash = "sha256:eecd28ecc2fc410226c0a3d4932ed2fac4860ccf8d9e9b1b29548835a35b22ab"},
+]
 jupyter-core = [
     {file = "jupyter_core-4.6.1-py2.py3-none-any.whl", hash = "sha256:464769f7387d7a62a2403d067f1ddc616655b7f77f5d810c0dd62cb54bfd0fb9"},
     {file = "jupyter_core-4.6.1.tar.gz", hash = "sha256:a183e0ec2e8f6adddf62b0a3fc6a2237e3e0056d381e536d3e7c7ecc3067e244"},
 ]
+jupyter-highlight-selected-word = [
+    {file = "jupyter_highlight_selected_word-0.2.0-py2.py3-none-any.whl", hash = "sha256:9545dfa9cb057eebe3a5795604dcd3a5294ea18637e553f61a0b67c1b5903c58"},
+    {file = "jupyter_highlight_selected_word-0.2.0.tar.gz", hash = "sha256:9fa740424859a807950ca08d2bfd28a35154cd32dd6d50ac4e0950022adc0e7b"},
+]
+jupyter-latex-envs = [
+    {file = "jupyter_latex_envs-1.4.6.tar.gz", hash = "sha256:070a31eb2dc488bba983915879a7c2939247bf5c3b669b398bdb36a9b5343872"},
+]
+jupyter-nbextensions-configurator = [
+    {file = "jupyter_nbextensions_configurator-0.4.1.tar.gz", hash = "sha256:e5e86b5d9d898e1ffb30ebb08e4ad8696999f798fef3ff3262d7b999076e4e83"},
+]
 jupyterlab = [
     {file = "jupyterlab-1.2.6-py2.py3-none-any.whl", hash = "sha256:56c108e28934ac463754b7656441c0d92e76a81ad5dad446fe1071c6fd86245c"},
     {file = "jupyterlab-1.2.6.tar.gz", hash = "sha256:42134b13fb0c410a9f55e8492a31ba5a1a346430a22690a512b8307764b68355"},
@@ -778,6 +927,35 @@ jupyterlab-server = [
     {file = "jupyterlab_server-1.0.6-py3-none-any.whl", hash = "sha256:d9c3bcf097f7ad8d8fd2f8d0c1e8a1b833671c02808e5f807088975495364447"},
     {file = "jupyterlab_server-1.0.6.tar.gz", hash = "sha256:d0977527bfce6f47c782cb6bf79d2c949ebe3f22ac695fa000b730c671445dad"},
 ]
+lxml = [
+    {file = "lxml-4.5.0-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:0701f7965903a1c3f6f09328c1278ac0eee8f56f244e66af79cb224b7ef3801c"},
+    {file = "lxml-4.5.0-cp27-cp27m-manylinux1_i686.whl", hash = "sha256:06d4e0bbb1d62e38ae6118406d7cdb4693a3fa34ee3762238bcb96c9e36a93cd"},
+    {file = "lxml-4.5.0-cp27-cp27m-manylinux1_x86_64.whl", hash = "sha256:5828c7f3e615f3975d48f40d4fe66e8a7b25f16b5e5705ffe1d22e43fb1f6261"},
+    {file = "lxml-4.5.0-cp27-cp27m-win32.whl", hash = "sha256:afdb34b715daf814d1abea0317b6d672476b498472f1e5aacbadc34ebbc26e89"},
+    {file = "lxml-4.5.0-cp27-cp27m-win_amd64.whl", hash = "sha256:585c0869f75577ac7a8ff38d08f7aac9033da2c41c11352ebf86a04652758b7a"},
+    {file = "lxml-4.5.0-cp27-cp27mu-manylinux1_i686.whl", hash = "sha256:8a0ebda56ebca1a83eb2d1ac266649b80af8dd4b4a3502b2c1e09ac2f88fe128"},
+    {file = "lxml-4.5.0-cp27-cp27mu-manylinux1_x86_64.whl", hash = "sha256:fe976a0f1ef09b3638778024ab9fb8cde3118f203364212c198f71341c0715ca"},
+    {file = "lxml-4.5.0-cp35-cp35m-manylinux1_i686.whl", hash = "sha256:7bc1b221e7867f2e7ff1933165c0cec7153dce93d0cdba6554b42a8beb687bdb"},
+    {file = "lxml-4.5.0-cp35-cp35m-manylinux1_x86_64.whl", hash = "sha256:d068f55bda3c2c3fcaec24bd083d9e2eede32c583faf084d6e4b9daaea77dde8"},
+    {file = "lxml-4.5.0-cp35-cp35m-win32.whl", hash = "sha256:e4aa948eb15018a657702fee0b9db47e908491c64d36b4a90f59a64741516e77"},
+    {file = "lxml-4.5.0-cp35-cp35m-win_amd64.whl", hash = "sha256:1f2c4ec372bf1c4a2c7e4bb20845e8bcf8050365189d86806bad1e3ae473d081"},
+    {file = "lxml-4.5.0-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:5d467ce9c5d35b3bcc7172c06320dddb275fea6ac2037f72f0a4d7472035cea9"},
+    {file = "lxml-4.5.0-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:95e67224815ef86924fbc2b71a9dbd1f7262384bca4bc4793645794ac4200717"},
+    {file = "lxml-4.5.0-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:ebec08091a22c2be870890913bdadd86fcd8e9f0f22bcb398abd3af914690c15"},
+    {file = "lxml-4.5.0-cp36-cp36m-win32.whl", hash = "sha256:deadf4df349d1dcd7b2853a2c8796593cc346600726eff680ed8ed11812382a7"},
+    {file = "lxml-4.5.0-cp36-cp36m-win_amd64.whl", hash = "sha256:f2b74784ed7e0bc2d02bd53e48ad6ba523c9b36c194260b7a5045071abbb1012"},
+    {file = "lxml-4.5.0-cp37-cp37m-macosx_10_9_x86_64.whl", hash = "sha256:fa071559f14bd1e92077b1b5f6c22cf09756c6de7139370249eb372854ce51e6"},
+    {file = "lxml-4.5.0-cp37-cp37m-manylinux1_i686.whl", hash = "sha256:edc15fcfd77395e24543be48871c251f38132bb834d9fdfdad756adb6ea37679"},
+    {file = "lxml-4.5.0-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:fd52e796fee7171c4361d441796b64df1acfceb51f29e545e812f16d023c4bbc"},
+    {file = "lxml-4.5.0-cp37-cp37m-win32.whl", hash = "sha256:90ed0e36455a81b25b7034038e40880189169c308a3df360861ad74da7b68c1a"},
+    {file = "lxml-4.5.0-cp37-cp37m-win_amd64.whl", hash = "sha256:df533af6f88080419c5a604d0d63b2c33b1c0c4409aba7d0cb6de305147ea8c8"},
+    {file = "lxml-4.5.0-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:b4b2c63cc7963aedd08a5f5a454c9f67251b1ac9e22fd9d72836206c42dc2a72"},
+    {file = "lxml-4.5.0-cp38-cp38-manylinux1_i686.whl", hash = "sha256:e5d842c73e4ef6ed8c1bd77806bf84a7cb535f9c0cf9b2c74d02ebda310070e1"},
+    {file = "lxml-4.5.0-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:63dbc21efd7e822c11d5ddbedbbb08cd11a41e0032e382a0fd59b0b08e405a3a"},
+    {file = "lxml-4.5.0-cp38-cp38-win32.whl", hash = "sha256:4235bc124fdcf611d02047d7034164897ade13046bda967768836629bc62784f"},
+    {file = "lxml-4.5.0-cp38-cp38-win_amd64.whl", hash = "sha256:d5b3c4b7edd2e770375a01139be11307f04341ec709cf724e0f26ebb1eef12c3"},
+    {file = "lxml-4.5.0.tar.gz", hash = "sha256:8620ce80f50d023d414183bf90cc2576c2837b88e00bea3f33ad2630133bbb60"},
+]
 markupsafe = [
     {file = "MarkupSafe-1.1.1-cp27-cp27m-macosx_10_6_intel.whl", hash = "sha256:09027a7803a62ca78792ad89403b1b7a73a01c8cb65909cd876f7fcebd79b161"},
     {file = "MarkupSafe-1.1.1-cp27-cp27m-manylinux1_i686.whl", hash = "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7"},
@@ -847,6 +1025,22 @@ numpy = [
     {file = "numpy-1.18.1-cp38-cp38-win_amd64.whl", hash = "sha256:39d2c685af15d3ce682c99ce5925cc66efc824652e10990d2462dfe9b8918c6a"},
     {file = "numpy-1.18.1.zip", hash = "sha256:b6ff59cee96b454516e47e7721098e6ceebef435e3e21ac2d6c3b8b02628eb77"},
 ]
+pandas = [
+    {file = "pandas-1.0.0-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:b578df33338a09707bfe3e3939c9d46700948133bf829357c3c46795055c9376"},
+    {file = "pandas-1.0.0-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:e8be4f6da608930c0d565240bfbe04fc6f5764d6a9214b02c6231cd5e223591d"},
+    {file = "pandas-1.0.0-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:d76a8ec22adf0323d362dac8c900b2c66e06eab984ecf04ef072866d8ab6c538"},
+    {file = "pandas-1.0.0-cp36-cp36m-win32.whl", hash = "sha256:bad77cf498362590ef3a30bc9e769f4fe4399d853861a1ddbefeea8cbf39906c"},
+    {file = "pandas-1.0.0-cp36-cp36m-win_amd64.whl", hash = "sha256:ae1ec10e34d22b0f699e38f346381630cae89d5050a2a61315a2be09e3435f99"},
+    {file = "pandas-1.0.0-cp37-cp37m-macosx_10_9_x86_64.whl", hash = "sha256:35d07389efaf3c478d93725a226941c7fc14714814ba77d6d43b2c9e63ef4af5"},
+    {file = "pandas-1.0.0-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:46b0a146e4ba744e350847244767ef297950e9ce02424734b2dd0befd77d9aff"},
+    {file = "pandas-1.0.0-cp37-cp37m-win32.whl", hash = "sha256:6d5c2d2a3e42100700bac7fe762c17ba0a04d0355feac04bce74a1aa6c8be164"},
+    {file = "pandas-1.0.0-cp37-cp37m-win_amd64.whl", hash = "sha256:f66c63f357ac31c913f4917f55348ce99c639031567c3284f01dff605da58264"},
+    {file = "pandas-1.0.0-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:c36e4d44d34eaa503776a8fb57ba1305e680e178458c050c2fd8de67604fa209"},
+    {file = "pandas-1.0.0-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:66c1a49b47c0953dbc6864a6d2578c4c24610f6bb8e4ab165d49b8371aa7745f"},
+    {file = "pandas-1.0.0-cp38-cp38-win32.whl", hash = "sha256:18bbce2e69855d42397486ee0bb79cb0e4c94af6679fd9392e32ffdb7fcfade0"},
+    {file = "pandas-1.0.0-cp38-cp38-win_amd64.whl", hash = "sha256:ab1aa2c50b7c6ba0eccebb146b4d80ed7f5804897b8d54ccddbe49f28c881a94"},
+    {file = "pandas-1.0.0.tar.gz", hash = "sha256:3ea6cc86931f57f18b1240572216f09922d91b19ab8a01cf24734394a3db3bec"},
+]
 pandocfilters = [
     {file = "pandocfilters-1.4.2.tar.gz", hash = "sha256:b3dd70e169bb5449e6bc6ff96aea89c5eea8c5f6ab5e207fc2f521a2cf4a0da9"},
 ]
@@ -888,6 +1082,10 @@ python-dateutil = [
     {file = "python-dateutil-2.8.1.tar.gz", hash = "sha256:73ebfe9dbf22e832286dafa60473e4cd239f8592f699aa5adaf10050e6e1823c"},
     {file = "python_dateutil-2.8.1-py2.py3-none-any.whl", hash = "sha256:75bb3f31ea686f1197762692a9ee6a7550b59fc6ca3a1f4b5d7e32fb98e2da2a"},
 ]
+pytz = [
+    {file = "pytz-2019.3-py2.py3-none-any.whl", hash = "sha256:1c557d7d0e871de1f5ccd5833f60fb2550652da6be2693c1e02300743d21500d"},
+    {file = "pytz-2019.3.tar.gz", hash = "sha256:b02c06db6cf09c12dd25137e563b31700d3b80fcc4ad23abb7a315f2789819be"},
+]
 pywin32 = [
     {file = "pywin32-227-cp27-cp27m-win32.whl", hash = "sha256:371fcc39416d736401f0274dd64c2302728c9e034808e37381b5e1b22be4a6b0"},
     {file = "pywin32-227-cp27-cp27m-win_amd64.whl", hash = "sha256:4cdad3e84191194ea6d0dd1b1b9bdda574ff563177d2adf2b4efec2a244fa116"},
@@ -914,6 +1112,19 @@ pywinpty = [
     {file = "pywinpty-0.5.7-cp38-cp38-win_amd64.whl", hash = "sha256:8fc5019ff3efb4f13708bd3b5ad327589c1a554cb516d792527361525a7cb78c"},
     {file = "pywinpty-0.5.7.tar.gz", hash = "sha256:2d7e9c881638a72ffdca3f5417dd1563b60f603e1b43e5895674c2a1b01f95a0"},
 ]
+pyyaml = [
+    {file = "PyYAML-5.3-cp27-cp27m-win32.whl", hash = "sha256:940532b111b1952befd7db542c370887a8611660d2b9becff75d39355303d82d"},
+    {file = "PyYAML-5.3-cp27-cp27m-win_amd64.whl", hash = "sha256:059b2ee3194d718896c0ad077dd8c043e5e909d9180f387ce42012662a4946d6"},
+    {file = "PyYAML-5.3-cp35-cp35m-win32.whl", hash = "sha256:4fee71aa5bc6ed9d5f116327c04273e25ae31a3020386916905767ec4fc5317e"},
+    {file = "PyYAML-5.3-cp35-cp35m-win_amd64.whl", hash = "sha256:dbbb2379c19ed6042e8f11f2a2c66d39cceb8aeace421bfc29d085d93eda3689"},
+    {file = "PyYAML-5.3-cp36-cp36m-win32.whl", hash = "sha256:e3a057b7a64f1222b56e47bcff5e4b94c4f61faac04c7c4ecb1985e18caa3994"},
+    {file = "PyYAML-5.3-cp36-cp36m-win_amd64.whl", hash = "sha256:74782fbd4d4f87ff04159e986886931456a1894c61229be9eaf4de6f6e44b99e"},
+    {file = "PyYAML-5.3-cp37-cp37m-win32.whl", hash = "sha256:24521fa2890642614558b492b473bee0ac1f8057a7263156b02e8b14c88ce6f5"},
+    {file = "PyYAML-5.3-cp37-cp37m-win_amd64.whl", hash = "sha256:1cf708e2ac57f3aabc87405f04b86354f66799c8e62c28c5fc5f88b5521b2dbf"},
+    {file = "PyYAML-5.3-cp38-cp38-win32.whl", hash = "sha256:70024e02197337533eef7b85b068212420f950319cc8c580261963aefc75f811"},
+    {file = "PyYAML-5.3-cp38-cp38-win_amd64.whl", hash = "sha256:cb1f2f5e426dc9f07a7681419fe39cee823bb74f723f36f70399123f439e9b20"},
+    {file = "PyYAML-5.3.tar.gz", hash = "sha256:e9f45bd5b92c7974e59bcd2dcc8631a6b6cc380a904725fce7bc08872e691615"},
+]
 pyzmq = [
     {file = "pyzmq-18.1.1-cp27-cp27m-macosx_10_6_intel.whl", hash = "sha256:0573b9790aa26faff33fba40f25763657271d26f64bffb55a957a3d4165d6098"},
     {file = "pyzmq-18.1.1-cp27-cp27m-win32.whl", hash = "sha256:972d723a36ab6a60b7806faa5c18aa3c080b7d046c407e816a1d8673989e2485"},
diff --git a/pyproject.toml b/pyproject.toml
index c30f700..106e21f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,10 +9,12 @@ license = "MIT"
 python = "^3.7"
 jupyterlab = "^1.2.6"
 numpy = "^1.18.1"
+pandas = "^1.0.0"
 
 [tool.poetry.dev-dependencies]
 black = "^19.10b0"
 blackcellmagic = "^0.0.2"
+jupyter_contrib_nbextensions = "^0.5.1"
 RISE = "^5.6.0"
 
 [build-system]
diff --git a/requirements.txt b/requirements.txt
index f9ab033..fe89b09 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,24 +8,31 @@ Click==7.0
 decorator==4.4.1
 defusedxml==0.6.0
 entrypoints==0.3
-importlib-metadata==1.4.0
+importlib-metadata==1.5.0
 ipykernel==5.1.4
-ipython==7.11.1
+ipython==7.12.0
 ipython-genutils==0.2.0
 jedi==0.16.0
-Jinja2==2.11.0
-json5==0.8.5
+Jinja2==2.11.1
+json5==0.9.0
 jsonschema==3.2.0
 jupyter-client==5.3.4
+jupyter-contrib-core==0.3.3
+jupyter-contrib-nbextensions==0.5.1
 jupyter-core==4.6.1
+jupyter-highlight-selected-word==0.2.0
+jupyter-latex-envs==1.4.6
+jupyter-nbextensions-configurator==0.4.1
 jupyterlab==1.2.6
 jupyterlab-server==1.0.6
+lxml==4.5.0
 MarkupSafe==1.1.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.4
 notebook==6.0.3
 numpy==1.18.1
+pandas==1.0.0
 pandocfilters==1.4.2
 parso==0.6.0
 pathspec==0.7.0
@@ -37,6 +44,8 @@ ptyprocess==0.6.0
 Pygments==2.5.2
 pyrsistent==0.15.7
 python-dateutil==2.8.1
+pytz==2019.3
+PyYAML==5.3
 pyzmq==18.1.1
 regex==2020.1.8
 rise==5.6.0