diff --git a/Pipfile.lock b/Pipfile.lock
index d5282fe..75a3e5a 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -18,10 +18,10 @@
     "default": {
         "certifi": {
             "hashes": [
-                "sha256:017c25db2a153ce562900032d5bc68e9f191e44e9a0f762f373977de9df1fbb3",
-                "sha256:25b64c7da4cd7479594d035c08c2d809eb4aab3a26e5a990ea98cc450c320f1f"
+                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
+                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
             ],
-            "version": "==2019.11.28"
+            "version": "==2020.12.5"
         },
         "chardet": {
             "hashes": [
@@ -61,63 +61,64 @@
         },
         "kiwisolver": {
             "hashes": [
-                "sha256:05b5b061e09f60f56244adc885c4a7867da25ca387376b02c1efc29cc16bcd0f",
-                "sha256:210d8c39d01758d76c2b9a693567e1657ec661229bc32eac30761fa79b2474b0",
-                "sha256:26f4fbd6f5e1dabff70a9ba0d2c4bd30761086454aa30dddc5b52764ee4852b7",
-                "sha256:3b15d56a9cd40c52d7ab763ff0bc700edbb4e1a298dc43715ecccd605002cf11",
-                "sha256:3b2378ad387f49cbb328205bda569b9f87288d6bc1bf4cd683c34523a2341efe",
-                "sha256:400599c0fe58d21522cae0e8b22318e09d9729451b17ee61ba8e1e7c0346565c",
-                "sha256:47b8cb81a7d18dbaf4fed6a61c3cecdb5adec7b4ac292bddb0d016d57e8507d5",
-                "sha256:53eaed412477c836e1b9522c19858a8557d6e595077830146182225613b11a75",
-                "sha256:58e626e1f7dfbb620d08d457325a4cdac65d1809680009f46bf41eaf74ad0187",
-                "sha256:5a52e1b006bfa5be04fe4debbcdd2688432a9af4b207a3f429c74ad625022641",
-                "sha256:5c7ca4e449ac9f99b3b9d4693debb1d6d237d1542dd6a56b3305fe8a9620f883",
-                "sha256:682e54f0ce8f45981878756d7203fd01e188cc6c8b2c5e2cf03675390b4534d5",
-                "sha256:76275ee077772c8dde04fb6c5bc24b91af1bb3e7f4816fd1852f1495a64dad93",
-                "sha256:79bfb2f0bd7cbf9ea256612c9523367e5ec51d7cd616ae20ca2c90f575d839a2",
-                "sha256:7f4dd50874177d2bb060d74769210f3bce1af87a8c7cf5b37d032ebf94f0aca3",
-                "sha256:8944a16020c07b682df861207b7e0efcd2f46c7488619cb55f65882279119389",
-                "sha256:8aa7009437640beb2768bfd06da049bad0df85f47ff18426261acecd1cf00897",
-                "sha256:9105ce82dcc32c73eb53a04c869b6a4bc756b43e4385f76ea7943e827f529e4d",
-                "sha256:933df612c453928f1c6faa9236161a1d999a26cd40abf1dc5d7ebbc6dbfb8fca",
-                "sha256:939f36f21a8c571686eb491acfffa9c7f1ac345087281b412d63ea39ca14ec4a",
-                "sha256:9491578147849b93e70d7c1d23cb1229458f71fc79c51d52dce0809b2ca44eea",
-                "sha256:9733b7f64bd9f807832d673355f79703f81f0b3e52bfce420fc00d8cb28c6a6c",
-                "sha256:a02f6c3e229d0b7220bd74600e9351e18bc0c361b05f29adae0d10599ae0e326",
-                "sha256:a0c0a9f06872330d0dd31b45607197caab3c22777600e88031bfe66799e70bb0",
-                "sha256:aa716b9122307c50686356cfb47bfbc66541868078d0c801341df31dca1232a9",
-                "sha256:acc4df99308111585121db217681f1ce0eecb48d3a828a2f9bbf9773f4937e9e",
-                "sha256:b64916959e4ae0ac78af7c3e8cef4becee0c0e9694ad477b4c6b3a536de6a544",
-                "sha256:d22702cadb86b6fcba0e6b907d9f84a312db9cd6934ee728144ce3018e715ee1",
-                "sha256:d3fcf0819dc3fea58be1fd1ca390851bdb719a549850e708ed858503ff25d995",
-                "sha256:d52e3b1868a4e8fd18b5cb15055c76820df514e26aa84cc02f593d99fef6707f",
-                "sha256:db1a5d3cc4ae943d674718d6c47d2d82488ddd94b93b9e12d24aabdbfe48caee",
-                "sha256:e3a21a720791712ed721c7b95d433e036134de6f18c77dbe96119eaf7aa08004",
-                "sha256:e8bf074363ce2babeb4764d94f8e65efd22e6a7c74860a4f05a6947afc020ff2",
-                "sha256:f16814a4a96dc04bf1da7d53ee8d5b1d6decfc1a92a63349bb15d37b6a263dd9",
-                "sha256:f2b22153870ca5cf2ab9c940d7bc38e8e9089fa0f7e5856ea195e1cf4ff43d5a",
-                "sha256:f790f8b3dff3d53453de6a7b7ddd173d2e020fb160baff578d578065b108a05f",
-                "sha256:fe51b79da0062f8e9d49ed0182a626a7dc7a0cbca0328f612c6ee5e4711c81e4"
+                "sha256:0cd53f403202159b44528498de18f9285b04482bab2a6fc3f5dd8dbb9352e30d",
+                "sha256:1e1bc12fb773a7b2ffdeb8380609f4f8064777877b2225dec3da711b421fda31",
+                "sha256:225e2e18f271e0ed8157d7f4518ffbf99b9450fca398d561eb5c4a87d0986dd9",
+                "sha256:232c9e11fd7ac3a470d65cd67e4359eee155ec57e822e5220322d7b2ac84fbf0",
+                "sha256:31dfd2ac56edc0ff9ac295193eeaea1c0c923c0355bf948fbd99ed6018010b72",
+                "sha256:33449715e0101e4d34f64990352bce4095c8bf13bed1b390773fc0a7295967b3",
+                "sha256:401a2e9afa8588589775fe34fc22d918ae839aaaf0c0e96441c0fdbce6d8ebe6",
+                "sha256:44a62e24d9b01ba94ae7a4a6c3fb215dc4af1dde817e7498d901e229aaf50e4e",
+                "sha256:50af681a36b2a1dee1d3c169ade9fdc59207d3c31e522519181e12f1b3ba7000",
+                "sha256:563c649cfdef27d081c84e72a03b48ea9408c16657500c312575ae9d9f7bc1c3",
+                "sha256:5989db3b3b34b76c09253deeaf7fbc2707616f130e166996606c284395da3f18",
+                "sha256:5a7a7dbff17e66fac9142ae2ecafb719393aaee6a3768c9de2fd425c63b53e21",
+                "sha256:5c3e6455341008a054cccee8c5d24481bcfe1acdbc9add30aa95798e95c65621",
+                "sha256:5f6ccd3dd0b9739edcf407514016108e2280769c73a85b9e59aa390046dbf08b",
+                "sha256:72c99e39d005b793fb7d3d4e660aed6b6281b502e8c1eaf8ee8346023c8e03bc",
+                "sha256:78751b33595f7f9511952e7e60ce858c6d64db2e062afb325985ddbd34b5c131",
+                "sha256:834ee27348c4aefc20b479335fd422a2c69db55f7d9ab61721ac8cd83eb78882",
+                "sha256:8be8d84b7d4f2ba4ffff3665bcd0211318aa632395a1a41553250484a871d454",
+                "sha256:950a199911a8d94683a6b10321f9345d5a3a8433ec58b217ace979e18f16e248",
+                "sha256:a357fd4f15ee49b4a98b44ec23a34a95f1e00292a139d6015c11f55774ef10de",
+                "sha256:a53d27d0c2a0ebd07e395e56a1fbdf75ffedc4a05943daf472af163413ce9598",
+                "sha256:acef3d59d47dd85ecf909c359d0fd2c81ed33bdff70216d3956b463e12c38a54",
+                "sha256:b38694dcdac990a743aa654037ff1188c7a9801ac3ccc548d3341014bc5ca278",
+                "sha256:b9edd0110a77fc321ab090aaa1cfcaba1d8499850a12848b81be2222eab648f6",
+                "sha256:c08e95114951dc2090c4a630c2385bef681cacf12636fb0241accdc6b303fd81",
+                "sha256:c5518d51a0735b1e6cee1fdce66359f8d2b59c3ca85dc2b0813a8aa86818a030",
+                "sha256:c8fd0f1ae9d92b42854b2979024d7597685ce4ada367172ed7c09edf2cef9cb8",
+                "sha256:ca3820eb7f7faf7f0aa88de0e54681bddcb46e485beb844fcecbcd1c8bd01689",
+                "sha256:cf8b574c7b9aa060c62116d4181f3a1a4e821b2ec5cbfe3775809474113748d4",
+                "sha256:d3155d828dec1d43283bd24d3d3e0d9c7c350cdfcc0bd06c0ad1209c1bbc36d0",
+                "sha256:f8d6f8db88049a699817fd9178782867bf22283e3813064302ac59f61d95be05",
+                "sha256:fd34fbbfbc40628200730bc1febe30631347103fc8d3d4fa012c21ab9c11eca9"
             ],
-            "version": "==1.1.0"
+            "version": "==1.3.1"
         },
         "matplotlib": {
             "hashes": [
-                "sha256:08ccc8922eb4792b91c652d3e6d46b1c99073f1284d1b6705155643e8046463a",
-                "sha256:161dcd807c0c3232f4dcd4a12a382d52004a498174cbfafd40646106c5bcdcc8",
-                "sha256:1f9e885bfa1b148d16f82a6672d043ecf11197f6c71ae222d0546db706e52eb2",
-                "sha256:2d6ab54015a7c0d727c33e36f85f5c5e4172059efdd067f7527f6e5d16ad01aa",
-                "sha256:5d2e408a2813abf664bd79431107543ecb449136912eb55bb312317edecf597e",
-                "sha256:61c8b740a008218eb604de518eb411c4953db0cb725dd0b32adf8a81771cab9e",
-                "sha256:80f10af8378fccc136da40ea6aa4a920767476cdfb3241acb93ef4f0465dbf57",
-                "sha256:819d4860315468b482f38f1afe45a5437f60f03eaede495d5ff89f2eeac89500",
-                "sha256:8cc0e44905c2c8fda5637cad6f311eb9517017515a034247ab93d0cf99f8bb7a",
-                "sha256:8e8e2c2fe3d873108735c6ee9884e6f36f467df4a143136209cff303b183bada",
-                "sha256:98c2ffeab8b79a4e3a0af5dd9939f92980eb6e3fec10f7f313df5f35a84dacab",
-                "sha256:d59bb0e82002ac49f4152963f8a1079e66794a4f454457fd2f0dcc7bf0797d30",
-                "sha256:ee59b7bb9eb75932fe3787e54e61c99b628155b0cedc907864f24723ba55b309"
+                "sha256:1f83a32e4b6045191f9d34e4dc68c0a17c870b57ef9cca518e516da591246e79",
+                "sha256:2eee37340ca1b353e0a43a33da79d0cd4bcb087064a0c3c3d1329cdea8fbc6f3",
+                "sha256:53ceb12ef44f8982b45adc7a0889a7e2df1d758e8b360f460e435abe8a8cd658",
+                "sha256:574306171b84cd6854c83dc87bc353cacc0f60184149fb00c9ea871eca8c1ecb",
+                "sha256:7561fd541477d41f3aa09457c434dd1f7604f3bd26d7858d52018f5dfe1c06d1",
+                "sha256:7a54efd6fcad9cb3cd5ef2064b5a3eeb0b63c99f26c346bdcf66e7c98294d7cc",
+                "sha256:7f16660edf9a8bcc0f766f51c9e1b9d2dc6ceff6bf636d2dbd8eb925d5832dfd",
+                "sha256:81e6fe8b18ef5be67f40a1d4f07d5a4ed21d3878530193898449ddef7793952f",
+                "sha256:84a10e462120aa7d9eb6186b50917ed5a6286ee61157bfc17c5b47987d1a9068",
+                "sha256:84d4c4f650f356678a5d658a43ca21a41fca13f9b8b00169c0b76e6a6a948908",
+                "sha256:86dc94e44403fa0f2b1dd76c9794d66a34e821361962fe7c4e078746362e3b14",
+                "sha256:90dbc007f6389bcfd9ef4fe5d4c78c8d2efe4e0ebefd48b4f221cdfed5672be2",
+                "sha256:9f374961a3996c2d1b41ba3145462c3708a89759e604112073ed6c8bdf9f622f",
+                "sha256:a18cc1ab4a35b845cf33b7880c979f5c609fd26c2d6e74ddfacb73dcc60dd956",
+                "sha256:a97781453ac79409ddf455fccf344860719d95142f9c334f2a8f3fff049ffec3",
+                "sha256:a989022f89cda417f82dbf65e0a830832afd8af743d05d1414fb49549287ff04",
+                "sha256:ac2a30a09984c2719f112a574b6543ccb82d020fd1b23b4d55bf4759ba8dd8f5",
+                "sha256:be4430b33b25e127fc4ea239cc386389de420be4d63e71d5359c20b562951ce1",
+                "sha256:c45e7bf89ea33a2adaef34774df4e692c7436a18a48bcb0e47a53e698a39fa39"
             ],
-            "version": "==3.1.2"
+            "version": "==3.4.1"
         },
         "numpy": {
             "hashes": [
@@ -148,45 +149,48 @@
         },
         "pillow": {
             "hashes": [
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+                "sha256:d68cb92c408261f806b15923834203f024110a2e2872ecb0bd2a110f89d3c602",
+                "sha256:dc38f57d8f20f06dd7c3161c59ca2c86893632623f33a42d592f097b00f720a9",
+                "sha256:e98eca29a05913e82177b3ba3d198b1728e164869c613d76d0de4bde6768a50e",
+                "sha256:f217c3954ce5fd88303fc0c317af55d5e0204106d86dea17eb8205700d47dec2"
             ],
-            "version": "==6.2.1"
+            "version": "==8.2.0"
         },
         "pyparsing": {
             "hashes": [
-                "sha256:20f995ecd72f2a1f4bf6b072b63b22e2eb457836601e76d6e5dfcd75436acc1f",
-                "sha256:4ca62001be367f01bd3e92ecbb79070272a9d4964dce6a48a82ff0b8bc7e683a"
+                "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1",
+                "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"
             ],
-            "version": "==2.4.5"
+            "version": "==2.4.7"
         },
         "pysocks": {
             "hashes": [
@@ -243,17 +247,18 @@
         },
         "six": {
             "hashes": [
-                "sha256:1f1b7d42e254082a9db6279deae68afb421ceba6158efa6131de7b3003ee93fd",
-                "sha256:30f610279e8b2578cab6db20741130331735c781b56053c59c4076da27f06b66"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.13.0"
+            "version": "==1.15.0"
         },
         "urllib3": {
             "hashes": [
-                "sha256:a8a318824cc77d1fd4b2bec2ded92646630d7fe8619497b142c84a9e6f5a7293",
-                "sha256:f3c5fd51747d450d4dcf6f923c81f78f811aab8205fda64b0aba34a4e48b0745"
+                "sha256:2f3db8b19923a873b3e5256dc9c2dedfa883e33d87c690d9c7913e1f40673cdc",
+                "sha256:87716c2d2a7121198ebcb7ce7cccf6ce5e9ba539041cfbaeecfb641dc0bf6acc"
             ],
-            "version": "==1.25.7"
+            "index": "pypi",
+            "version": "==1.25.8"
         },
         "wordcloud": {
             "hashes": [