diff --git a/Pipfile.lock b/Pipfile.lock
index 70fb943..23365ef 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -25,10 +25,10 @@
         },
         "click": {
             "hashes": [
-                "sha256:2335065e6395b9e67ca716de5f7526736bfa6ceead690adf616d925bdc622b13",
-                "sha256:5b94b49521f6456670fdb30cd82a4eca9412788a93fa6dd6df72c94d5a8ff2d7"
+                "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a",
+                "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"
             ],
-            "version": "==7.0"
+            "version": "==7.1.2"
         },
         "flask": {
             "hashes": [
@@ -55,16 +55,75 @@
         },
         "jinja2": {
             "hashes": [
-                "sha256:74c935a1b8bb9a3947c50a54766a969d4846290e1e788ea44c1392163723c3bd",
-                "sha256:f84be1bb0040caca4cea721fcbbbbd61f9be9464ca236387158b0feea01914a4"
+                "sha256:03e47ad063331dd6a3f04a43eddca8a966a26ba0c5b7207a9a9e4e08f1b29419",
+                "sha256:a6d58433de0ae800347cab1fa3043cebbabe8baa9d29e668f1c768cb87a333c6"
             ],
-            "version": "==2.10"
+            "index": "pypi",
+            "version": "==2.11.3"
+        },
+        "joblib": {
+            "hashes": [
+                "sha256:9c17567692206d2f3fb9ecf5e991084254fe631665c450b443761c4186a613f7",
+                "sha256:feeb1ec69c4d45129954f1b7034954241eedfd6ba39b5e9e4b6883be3332d5e5"
+            ],
+            "version": "==1.0.1"
         },
         "markupsafe": {
             "hashes": [
-                "sha256:7d263e5770efddf465a9e31b78362d84d015cc894ca2c131901a4445eaa61ee1"
+                "sha256:00bc623926325b26bb9605ae9eae8a215691f33cae5df11ca5424f06f2d1f473",
+                "sha256:09027a7803a62ca78792ad89403b1b7a73a01c8cb65909cd876f7fcebd79b161",
+                "sha256:09c4b7f37d6c648cb13f9230d847adf22f8171b1ccc4d5682398e77f40309235",
+                "sha256:1027c282dad077d0bae18be6794e6b6b8c91d58ed8a8d89a89d59693b9131db5",
+                "sha256:13d3144e1e340870b25e7b10b98d779608c02016d5184cfb9927a9f10c689f42",
+                "sha256:195d7d2c4fbb0ee8139a6cf67194f3973a6b3042d742ebe0a9ed36d8b6f0c07f",
+                "sha256:22c178a091fc6630d0d045bdb5992d2dfe14e3259760e713c490da5323866c39",
+                "sha256:24982cc2533820871eba85ba648cd53d8623687ff11cbb805be4ff7b4c971aff",
+                "sha256:29872e92839765e546828bb7754a68c418d927cd064fd4708fab9fe9c8bb116b",
+                "sha256:2beec1e0de6924ea551859edb9e7679da6e4870d32cb766240ce17e0a0ba2014",
+                "sha256:3b8a6499709d29c2e2399569d96719a1b21dcd94410a586a18526b143ec8470f",
+                "sha256:43a55c2930bbc139570ac2452adf3d70cdbb3cfe5912c71cdce1c2c6bbd9c5d1",
+                "sha256:46c99d2de99945ec5cb54f23c8cd5689f6d7177305ebff350a58ce5f8de1669e",
+                "sha256:500d4957e52ddc3351cabf489e79c91c17f6e0899158447047588650b5e69183",
+                "sha256:535f6fc4d397c1563d08b88e485c3496cf5784e927af890fb3c3aac7f933ec66",
+                "sha256:596510de112c685489095da617b5bcbbac7dd6384aeebeda4df6025d0256a81b",
+                "sha256:62fe6c95e3ec8a7fad637b7f3d372c15ec1caa01ab47926cfdf7a75b40e0eac1",
+                "sha256:6788b695d50a51edb699cb55e35487e430fa21f1ed838122d722e0ff0ac5ba15",
+                "sha256:6dd73240d2af64df90aa7c4e7481e23825ea70af4b4922f8ede5b9e35f78a3b1",
+                "sha256:6f1e273a344928347c1290119b493a1f0303c52f5a5eae5f16d74f48c15d4a85",
+                "sha256:6fffc775d90dcc9aed1b89219549b329a9250d918fd0b8fa8d93d154918422e1",
+                "sha256:717ba8fe3ae9cc0006d7c451f0bb265ee07739daf76355d06366154ee68d221e",
+                "sha256:79855e1c5b8da654cf486b830bd42c06e8780cea587384cf6545b7d9ac013a0b",
+                "sha256:7c1699dfe0cf8ff607dbdcc1e9b9af1755371f92a68f706051cc8c37d447c905",
+                "sha256:7fed13866cf14bba33e7176717346713881f56d9d2bcebab207f7a036f41b850",
+                "sha256:84dee80c15f1b560d55bcfe6d47b27d070b4681c699c572af2e3c7cc90a3b8e0",
+                "sha256:88e5fcfb52ee7b911e8bb6d6aa2fd21fbecc674eadd44118a9cc3863f938e735",
+                "sha256:8defac2f2ccd6805ebf65f5eeb132adcf2ab57aa11fdf4c0dd5169a004710e7d",
+                "sha256:98bae9582248d6cf62321dcb52aaf5d9adf0bad3b40582925ef7c7f0ed85fceb",
+                "sha256:98c7086708b163d425c67c7a91bad6e466bb99d797aa64f965e9d25c12111a5e",
+                "sha256:9add70b36c5666a2ed02b43b335fe19002ee5235efd4b8a89bfcf9005bebac0d",
+                "sha256:9bf40443012702a1d2070043cb6291650a0841ece432556f784f004937f0f32c",
+                "sha256:a6a744282b7718a2a62d2ed9d993cad6f5f585605ad352c11de459f4108df0a1",
+                "sha256:acf08ac40292838b3cbbb06cfe9b2cb9ec78fce8baca31ddb87aaac2e2dc3bc2",
+                "sha256:ade5e387d2ad0d7ebf59146cc00c8044acbd863725f887353a10df825fc8ae21",
+                "sha256:b00c1de48212e4cc9603895652c5c410df699856a2853135b3967591e4beebc2",
+                "sha256:b1282f8c00509d99fef04d8ba936b156d419be841854fe901d8ae224c59f0be5",
+                "sha256:b1dba4527182c95a0db8b6060cc98ac49b9e2f5e64320e2b56e47cb2831978c7",
+                "sha256:b2051432115498d3562c084a49bba65d97cf251f5a331c64a12ee7e04dacc51b",
+                "sha256:b7d644ddb4dbd407d31ffb699f1d140bc35478da613b441c582aeb7c43838dd8",
+                "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6",
+                "sha256:bf5aa3cbcfdf57fa2ee9cd1822c862ef23037f5c832ad09cfea57fa846dec193",
+                "sha256:c8716a48d94b06bb3b2524c2b77e055fb313aeb4ea620c8dd03a105574ba704f",
+                "sha256:caabedc8323f1e93231b52fc32bdcde6db817623d33e100708d9a68e1f53b26b",
+                "sha256:cd5df75523866410809ca100dc9681e301e3c27567cf498077e8551b6d20e42f",
+                "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2",
+                "sha256:d53bc011414228441014aa71dbec320c66468c1030aae3a6e29778a3382d96e5",
+                "sha256:d73a845f227b0bfe8a7455ee623525ee656a9e2e749e4742706d80a6065d5e2c",
+                "sha256:d9be0ba6c527163cbed5e0857c451fcd092ce83947944d6c14bc95441203f032",
+                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
+                "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be",
+                "sha256:feb7b34d6325451ef96bc0e36e1a6c0c1c64bc1fbec4b854f4529e51887b1621"
             ],
-            "version": "==1.1.0"
+            "version": "==1.1.1"
         },
         "nltk": {
             "hashes": [
@@ -75,36 +134,32 @@
         },
         "numpy": {
             "hashes": [
-                "sha256:0df89ca13c25eaa1621a3f09af4c8ba20da849692dcae184cb55e80952c453fb",
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-                "sha256:36e36b6868e4440760d4b9b44587ea1dc1f06532858d10abba98e851e154ca70",
-                "sha256:3d734559db35aa3697dadcea492a423118c5c55d176da2f3be9c98d4803fc2a7",
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-                "sha256:a61dc29cfca9831a03442a21d4b5fd77e3067beca4b5f81f1a89a04a71cf93fa",
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-                "sha256:b1f44c335532c0581b77491b7715a871d0dd72e97487ac0f57337ccf3ab3469b",
-                "sha256:b261e0cb0d6faa8fd6863af26d30351fd2ffdb15b82e51e81e96b9e9e2e7ba16",
-                "sha256:c857ae5dba375ea26a6228f98c195fec0898a0fd91bcf0e8a0cae6d9faf3eca7",
-                "sha256:cf5bb4a7d53a71bb6a0144d31df784a973b36d8687d615ef6a7e9b1809917a9b",
-                "sha256:db9814ff0457b46f2e1d494c1efa4111ca089e08c8b983635ebffb9c1573361f",
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-                "sha256:edfa6fba9157e0e3be0f40168eb142511012683ac3dc82420bee4a3f3981b30e"
-            ],
-            "version": "==1.15.4"
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+                "sha256:104f5e90b143dbf298361a99ac1af4cf59131218a045ebf4ee5990b83cff5fab",
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+                "sha256:2d7e27442599104ee08f4faed56bb87c55f8b10a5494ac2ead5c98a4b289e61f",
+                "sha256:3bc63486a870294683980d76ec1e3efc786295ae00128f9ea38e2c6e74d5a60a",
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+                "sha256:65410c7f4398a0047eea5cca9b74009ea61178efd78d1be9847fac1d6716ec1e",
+                "sha256:66b467adfcf628f66ea4ac6430ded0614f5cc06ba530d09571ea404789064adc",
+                "sha256:7199109fa46277be503393be9250b983f325880766f847885607d9b13848f257",
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+                "sha256:89f937b13b8dd17b0099c7c2e22066883c86ca1575a975f754babc8fbf8d69a9",
+                "sha256:9c94cab5054bad82a70b2e77741271790304651d584e2cdfe2041488e753863b",
+                "sha256:9eb551d122fadca7774b97db8a112b77231dcccda8e91a5bc99e79890797175e",
+                "sha256:a1d7995d1023335e67fb070b2fae6f5968f5be3802b15ad6d79d81ecaa014fe0",
+                "sha256:ae61f02b84a0211abb56462a3b6cd1e7ec39d466d3160eb4e1da8bf6717cdbeb",
+                "sha256:b9410c0b6fed4a22554f072a86c361e417f0258838957b78bd063bde2c7f841f",
+                "sha256:c26287dfc888cf1e65181f39ea75e11f42ffc4f4529e5bd19add57ad458996e2",
+                "sha256:c91ec9569facd4757ade0888371eced2ecf49e7982ce5634cc2cf4e7331a4b14",
+                "sha256:ecb5b74c702358cdc21268ff4c37f7466357871f53a30e6f84c686952bef16a9"
+            ],
+            "version": "==1.20.1"
         },
         "pandas": {
             "hashes": [
@@ -134,70 +189,89 @@
         },
         "python-dateutil": {
             "hashes": [
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             ],
-            "version": "==2.7.5"
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         "pytz": {
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+                "sha256:eb10ce3e7736052ed3623d49975ce333bcd712c7bb19a58b9e2089d4057d0798"
             ],
-            "version": "==2018.7"
+            "version": "==2021.1"
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-            "version": "==0.20.1"
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+                "sha256:7b04691eb2f41d2c68dbda8d1bd3cb4ef421bdc43aaa56aeb6c762224552dfb6",
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+                "sha256:9a24d1ccec2a34d4cd3f2a1f86409f3f5954cc23d4d2270ba0d03cf018aa4780",
+                "sha256:9bed8a1ef133c8e2f13966a542cb8125eac7f4b67dcd234197c827ba9c7dd3e0",
+                "sha256:9c6097b6a9b2bafc5e0f31f659e6ab5e131383209c30c9e978c5b8abdac5ed2a",
+                "sha256:9dfa564ef27e8e674aa1cc74378416d580ac4ede1136c13dd555a87996e13422",
+                "sha256:a0334a1802e64d656022c3bfab56a73fbd6bf4b1298343f3688af2151810bbdf",
+                "sha256:a29460499c1e62b7a830bb57ca42e615375a6ab1bcad053cd25b493588348ea8",
+                "sha256:a36e159a0521e13bbe15ca8c8d038b3a1dd4c7dad18d276d76992e03b92cf643",
+                "sha256:c13ebac42236b1c46397162471ea1c46af68413000e28b9309f8c05722c65a09",
+                "sha256:c3deb3b19dd9806acf00cf0d400e84562c227723013c33abefbbc3cf906596e9",
+                "sha256:c658432d8a20e95398f6bb95ff9731ce9dfa343fdf21eea7ec6a7edfacd4b4d9",
+                "sha256:c7f4eb77504ac586d8ac1bde1b0c04b504487210f95297235311a0ab7edd7e38",
+                "sha256:d54dbaadeb1425b7d6a66bf44bee2bb2b899fe3e8850b8e94cfb9c904dcb46d0",
+                "sha256:ddb52d088889f5596bc4d1de981f2eca106b58243b6679e4782f3ba5096fd645",
+                "sha256:ed9d65594948678827f4ff0e7ae23344e2f2b4cabbca057ccaed3118fdc392ca",
+                "sha256:fab31f48282ebf54dd69f6663cd2d9800096bad1bb67bbc9c9ac84eb77b41972"
+            ],
+            "version": "==0.24.1"
         },
         "scipy": {
             "hashes": [
-                "sha256:625f25a6b7d795e8830cb70439453c9f163e6870e710ec99eba5722775b318f3"
+                "sha256:0c8a51d33556bf70367452d4d601d1742c0e806cd0194785914daf19775f0e67",
+                "sha256:0e5b0ccf63155d90da576edd2768b66fb276446c371b73841e3503be1d63fb5d",
+                "sha256:2481efbb3740977e3c831edfd0bd9867be26387cacf24eb5e366a6a374d3d00d",
+                "sha256:33d6b7df40d197bdd3049d64e8e680227151673465e5d85723b3b8f6b15a6ced",
+                "sha256:5da5471aed911fe7e52b86bf9ea32fb55ae93e2f0fac66c32e58897cfb02fa07",
+                "sha256:5f331eeed0297232d2e6eea51b54e8278ed8bb10b099f69c44e2558c090d06bf",
+                "sha256:5fa9c6530b1661f1370bcd332a1e62ca7881785cc0f80c0d559b636567fab63c",
+                "sha256:6725e3fbb47da428794f243864f2297462e9ee448297c93ed1dcbc44335feb78",
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+                "sha256:794e768cc5f779736593046c9714e0f3a5940bc6dcc1dba885ad64cbfb28e9f0",
+                "sha256:83bf7c16245c15bc58ee76c5418e46ea1811edcc2e2b03041b804e46084ab627",
+                "sha256:8e403a337749ed40af60e537cc4d4c03febddcc56cd26e774c9b1b600a70d3e4",
+                "sha256:a15a1f3fc0abff33e792d6049161b7795909b40b97c6cc2934ed54384017ab76",
+                "sha256:a423533c55fec61456dedee7b6ee7dce0bb6bfa395424ea374d25afa262be261",
+                "sha256:a5193a098ae9f29af283dcf0041f762601faf2e595c0db1da929875b7570353f",
+                "sha256:bd50daf727f7c195e26f27467c85ce653d41df4358a25b32434a50d8870fc519",
+                "sha256:c4fceb864890b6168e79b0e714c585dbe2fd4222768ee90bc1aa0f8218691b11",
+                "sha256:e79570979ccdc3d165456dd62041d9556fb9733b86b4b6d818af7a0afc15f092",
+                "sha256:f46dd15335e8a320b0fb4685f58b7471702234cba8bb3442b69a3e1dc329c345"
             ],
-            "version": "==1.1.0"
+            "version": "==1.6.1"
         },
         "singledispatch": {
             "hashes": [
-                "sha256:5b06af87df13818d14f08a028e42f566640aef80805c3b50c5056b086e3c2b9c",
-                "sha256:833b46966687b3de7f438c761ac475213e53b306740f1abfaa86e1d1aae56aa8"
+                "sha256:58b46ce1cc4d43af0aac3ac9a047bdb0f44e05f0b2fa2eec755863331700c865",
+                "sha256:85c97f94c8957fa4e6dab113156c182fb346d56d059af78aad710bced15f16fb"
             ],
-            "version": "==3.4.0.3"
+            "version": "==3.6.1"
         },
         "six": {
             "hashes": [
-                "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9",
-                "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.11.0"
+            "version": "==1.15.0"
         },
         "sklearn": {
             "hashes": [
@@ -206,12 +280,19 @@
             "index": "pypi",
             "version": "==0.0"
         },
+        "threadpoolctl": {
+            "hashes": [
+                "sha256:38b74ca20ff3bb42caca8b00055111d74159ee95c4370882bbff2b93d24da725",
+                "sha256:ddc57c96a38beb63db45d6c159b5ab07b6bced12c45a1f07b2b92f272aebfa6b"
+            ],
+            "version": "==2.1.0"
+        },
         "werkzeug": {
             "hashes": [
-                "sha256:c3fd7a7d41976d9f44db327260e263132466836cef6f91512889ed60ad26557c",
-                "sha256:d5da73735293558eb1651ee2fddc4d0dedcfa06538b8813a2e20011583c9e49b"
+                "sha256:2de2a5db0baeae7b2d2664949077c2ac63fbd16d98da0ff71837f7d1dea3fd43",
+                "sha256:6c80b1e5ad3665290ea39320b91e1be1e0d5f60652b964a3070216de83d2e47c"
             ],
-            "version": "==0.14.1"
+            "version": "==1.0.1"
         },
         "yapsy": {
             "hashes": [