diff --git a/Pipfile.lock b/Pipfile.lock
index c66e0a0..b4a77df 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -3,19 +3,6 @@
         "hash": {
             "sha256": "a9a8b6963e0ccd606f275899244f2394af7187ea6c70ff1118a04b64a288995c"
         },
-        "host-environment-markers": {
-            "implementation_name": "cpython",
-            "implementation_version": "3.6.10",
-            "os_name": "posix",
-            "platform_machine": "x86_64",
-            "platform_python_implementation": "CPython",
-            "platform_release": "19.3.0",
-            "platform_system": "Darwin",
-            "platform_version": "Darwin Kernel Version 19.3.0: Thu Jan  9 20:58:23 PST 2020; root:xnu-6153.81.5~1/RELEASE_X86_64",
-            "python_full_version": "3.6.10",
-            "python_version": "3.6",
-            "sys_platform": "darwin"
-        },
         "pipfile-spec": 6,
         "requires": {
             "python_version": "3.8"
@@ -30,40 +17,148 @@
     },
     "default": {
         "antlr4-python3-runtime": {
-            "hashes": [],
+            "hashes": [
+                "sha256:15793f5d0512a372b4e7d2284058ad32ce7dd27126b105fb0b2245130445db33"
+            ],
+            "index": "pypi",
             "version": "==4.8"
         },
         "cycler": {
-            "hashes": [],
-            "version": "==0.10.0"
+            "hashes": [
+                "sha256:3a27e95f763a428a739d2add979fa7494c912a32c17c4c38c4d5f082cad165a3",
+                "sha256:9c87405839a19696e837b3b818fed3f5f69f16f1eec1a1ad77e043dcea9c772f"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==0.11.0"
         },
         "graphviz": {
-            "hashes": [],
+            "hashes": [
+                "sha256:cb0e878f90378489f17aab140b68e64e44b79e4cb59a530c8863d84bf2e2e5f5",
+                "sha256:e104ba036c8aef84320ec80560e544cd3cad68c9f90394b4e2b87bc44ab09791"
+            ],
+            "index": "pypi",
             "version": "==0.14"
         },
         "kiwisolver": {
-            "hashes": [],
-            "version": "==1.2.0"
+            "hashes": [
+                "sha256:007799c7fa934646318fc128b033bb6e6baabe7fbad521bfb2279aac26225cd7",
+                "sha256:130c6c35eded399d3967cf8a542c20b671f5ba85bd6f210f8b939f868360e9eb",
+                "sha256:1858ad3cb686eccc7c6b7c5eac846a1cfd45aacb5811b2cf575e80b208f5622a",
+                "sha256:1ae7aa0784aeadfbd693c27993727792fbe1455b84d49970bad5886b42976b18",
+                "sha256:1d2c744aeedce22c122bb42d176b4aa6d063202a05a4abdacb3e413c214b3694",
+                "sha256:21a3a98f0a21fc602663ca9bce2b12a4114891bdeba2dea1e9ad84db59892fca",
+                "sha256:22ccba48abae827a0f952a78a7b1a7ff01866131e5bbe1f826ce9bda406bf051",
+                "sha256:26b5a70bdab09e6a2f40babc4f8f992e3771751e144bda1938084c70d3001c09",
+                "sha256:2d76780d9c65c7529cedd49fa4802d713e60798d8dc3b0d5b12a0a8f38cca51c",
+                "sha256:325fa1b15098e44fe4590a6c5c09a212ca10c6ebb5d96f7447d675f6c8340e4e",
+                "sha256:3a297d77b3d6979693f5948df02b89431ae3645ec95865e351fb45578031bdae",
+                "sha256:3b1dcbc49923ac3c973184a82832e1f018dec643b1e054867d04a3a22255ec6a",
+                "sha256:40240da438c0ebfe2aa76dd04b844effac6679423df61adbe3437d32f23468d9",
+                "sha256:46c6e5018ba31d5ee7582f323d8661498a154dea1117486a571db4c244531f24",
+                "sha256:46fb56fde006b7ef5f8eaa3698299b0ea47444238b869ff3ced1426aa9fedcb5",
+                "sha256:4dc350cb65fe4e3f737d50f0465fa6ea0dcae0e5722b7edf5d5b0a0e3cd2c3c7",
+                "sha256:51078855a16b7a4984ed2067b54e35803d18bca9861cb60c60f6234b50869a56",
+                "sha256:547111ef7cf13d73546c2de97ce434935626c897bdec96a578ca100b5fcd694b",
+                "sha256:5fb73cc8a34baba1dfa546ae83b9c248ef6150c238b06fc53d2773685b67ec67",
+                "sha256:654280c5f41831ddcc5a331c0e3ce2e480bbc3d7c93c18ecf6236313aae2d61a",
+                "sha256:6b3136eecf7e1b4a4d23e4b19d6c4e7a8e0b42d55f30444e3c529700cdacaa0d",
+                "sha256:7118ca592d25b2957ff7b662bc0fe4f4c2b5d5b27814b9b1bc9f2fb249a970e7",
+                "sha256:71af5b43e4fa286a35110fc5bb740fdeae2b36ca79fbcf0a54237485baeee8be",
+                "sha256:747190fcdadc377263223f8f72b038381b3b549a8a3df5baf4d067da4749b046",
+                "sha256:8395064d63b26947fa2c9faeea9c3eee35e52148c5339c37987e1d96fbf009b3",
+                "sha256:84f85adfebd7d3c3db649efdf73659e1677a2cf3fa6e2556a3f373578af14bf7",
+                "sha256:86bcf0009f2012847a688f2f4f9b16203ca4c835979a02549aa0595d9f457cc8",
+                "sha256:ab8a15c2750ae8d53e31f77a94f846d0a00772240f1c12817411fa2344351f86",
+                "sha256:af24b21c2283ca69c416a8a42cde9764dc36c63d3389645d28c69b0e93db3cd7",
+                "sha256:afe173ac2646c2636305ab820cc0380b22a00a7bca4290452e7166b4f4fa49d0",
+                "sha256:b9eb88593159a53a5ee0b0159daee531ff7dd9c87fa78f5d807ca059c7eb1b2b",
+                "sha256:c16635f8dddbeb1b827977d0b00d07b644b040aeb9ff8607a9fc0997afa3e567",
+                "sha256:ca3eefb02ef17257fae8b8555c85e7c1efdfd777f671384b0e4ef27409b02720",
+                "sha256:caa59e2cae0e23b1e225447d7a9ddb0f982f42a6a22d497a484dfe62a06f7c0e",
+                "sha256:cb55258931448d61e2d50187de4ee66fc9d9f34908b524949b8b2b93d0c57136",
+                "sha256:d248c46c0aa406695bda2abf99632db991f8b3a6d46018721a2892312a99f069",
+                "sha256:d2578e5149ff49878934debfacf5c743fab49eca5ecdb983d0b218e1e554c498",
+                "sha256:dd22085446f3eca990d12a0878eeb5199dc9553b2e71716bfe7bed9915a472ab",
+                "sha256:e7cf940af5fee00a92e281eb157abe8770227a5255207818ea9a34e54a29f5b2",
+                "sha256:f70f3d028794e31cf9d1a822914efc935aadb2438ec4e8d4871d95eb1ce032d6",
+                "sha256:fd2842a0faed9ab9aba0922c951906132d9384be89690570f0ed18cd4f20e658",
+                "sha256:fd628e63ffdba0112e3ddf1b1e9f3db29dd8262345138e08f4938acbc6d0805a",
+                "sha256:ffd7cf165ff71afb202b3f36daafbf298932bee325aac9f58e1c9cd55838bef0"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==1.4.3"
         },
         "matplotlib": {
-            "hashes": [],
+            "hashes": [
+                "sha256:2466d4dddeb0f5666fd1e6736cc5287a4f9f7ae6c1a9e0779deff798b28e1d35",
+                "sha256:282b3fc8023c4365bad924d1bb442ddc565c2d1635f210b700722776da466ca3",
+                "sha256:4bb50ee4755271a2017b070984bcb788d483a8ce3132fab68393d1555b62d4ba",
+                "sha256:56d3147714da5c7ac4bc452d041e70e0e0b07c763f604110bd4e2527f320b86d",
+                "sha256:7a9baefad265907c6f0b037c8c35a10cf437f7708c27415a5513cf09ac6d6ddd",
+                "sha256:aae7d107dc37b4bb72dcc45f70394e6df2e5e92ac4079761aacd0e2ad1d3b1f7",
+                "sha256:af14e77829c5b5d5be11858d042d6f2459878f8e296228c7ea13ec1fd308eb68",
+                "sha256:c1cf735970b7cd424502719b44288b21089863aaaab099f55e0283a721aaf781",
+                "sha256:ce378047902b7a05546b6485b14df77b2ff207a0054e60c10b5680132090c8ee",
+                "sha256:d35891a86a4388b6965c2d527b9a9f9e657d9e110b0575ca8a24ba0d4e34b8fc",
+                "sha256:e06304686209331f99640642dee08781a9d55c6e32abb45ed54f021f46ccae47",
+                "sha256:e20ba7fb37d4647ac38f3c6d8672dd8b62451ee16173a0711b37ba0ce42bf37d",
+                "sha256:f4412241e32d0f8d3713b68d3ca6430190a5e8a7c070f1c07d7833d8c5264398",
+                "sha256:ffe2f9cdcea1086fc414e82f42271ecf1976700b8edd16ca9d376189c6d93aee"
+            ],
+            "index": "pypi",
             "version": "==3.2.1"
         },
         "numpy": {
-            "hashes": [],
-            "version": "==1.18.4"
+            "hashes": [
+                "sha256:0cfe07133fd00b27edee5e6385e333e9eeb010607e8a46e1cd673f05f8596595",
+                "sha256:11a1f3816ea82eed4178102c56281782690ab5993251fdfd75039aad4d20385f",
+                "sha256:2762331de395739c91f1abb88041f94a080cb1143aeec791b3b223976228af3f",
+                "sha256:283d9de87c0133ef98f93dfc09fad3fb382f2a15580de75c02b5bb36a5a159a5",
+                "sha256:3d22662b4b10112c545c91a0741f2436f8ca979ab3d69d03d19322aa970f9695",
+                "sha256:41388e32e40b41dd56eb37fcaa7488b2b47b0adf77c66154d6b89622c110dfe9",
+                "sha256:42c16cec1c8cf2728f1d539bd55aaa9d6bb48a7de2f41eb944697293ef65a559",
+                "sha256:47ee7a839f5885bc0c63a74aabb91f6f40d7d7b639253768c4199b37aede7982",
+                "sha256:5a311ee4d983c487a0ab546708edbdd759393a3dc9cd30305170149fedd23c88",
+                "sha256:5dc65644f75a4c2970f21394ad8bea1a844104f0fe01f278631be1c7eae27226",
+                "sha256:6ed0d073a9c54ac40c41a9c2d53fcc3d4d4ed607670b9e7b0de1ba13b4cbfe6f",
+                "sha256:76ba7c40e80f9dc815c5e896330700fd6e20814e69da9c1267d65a4d051080f1",
+                "sha256:818b9be7900e8dc23e013a92779135623476f44a0de58b40c32a15368c01d471",
+                "sha256:a024181d7aef0004d76fb3bce2a4c9f2e67a609a9e2a6ff2571d30e9976aa383",
+                "sha256:a955e4128ac36797aaffd49ab44ec74a71c11d6938df83b1285492d277db5397",
+                "sha256:a97a954a8c2f046d3817c2bce16e3c7e9a9c2afffaf0400f5c16df5172a67c9c",
+                "sha256:a97e82c39d9856fe7d4f9b86d8a1e66eff99cf3a8b7ba48202f659703d27c46f",
+                "sha256:b55b953a1bdb465f4dc181758570d321db4ac23005f90ffd2b434cc6609a63dd",
+                "sha256:bb02929b0d6bfab4c48a79bd805bd7419114606947ec8284476167415171f55b",
+                "sha256:bece0a4a49e60e472a6d1f70ac6cdea00f9ab80ff01132f96bd970cdd8a9e5a9",
+                "sha256:e41e8951749c4b5c9a2dc5fdbc1a4eec6ab2a140fdae9b460b0f557eed870f4d",
+                "sha256:f71d57cc8645f14816ae249407d309be250ad8de93ef61d9709b45a0ddf4050c"
+            ],
+            "index": "pypi",
+            "version": "==1.22.0"
         },
         "pyparsing": {
-            "hashes": [],
-            "version": "==2.4.7"
+            "hashes": [
+                "sha256:2b020ecf7d21b687f219b71ecad3631f644a47f01403fa1d1036b0c6416d70fb",
+                "sha256:5026bae9a10eeaefb61dab2f09052b9f4307d44aee4eda64b309723d8d206bbc"
+            ],
+            "markers": "python_full_version >= '3.6.8'",
+            "version": "==3.0.9"
         },
         "python-dateutil": {
-            "hashes": [],
-            "version": "==2.8.1"
+            "hashes": [
+                "sha256:0123cacc1627ae19ddf3c27a5de5bd67ee4586fbdd6440d9748f8abb483d3e86",
+                "sha256:961d03dc3453ebbc59dbdea9e4e11c5651520a876d0f4db161e8674aae935da9"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==2.8.2"
         },
         "six": {
-            "hashes": [],
-            "version": "==1.14.0"
+            "hashes": [
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         }
     },
     "develop": {}