diff --git a/backend/Pipfile.lock b/backend/Pipfile.lock
index cbfe26d..ca0e040 100644
--- a/backend/Pipfile.lock
+++ b/backend/Pipfile.lock
@@ -34,10 +34,10 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:59b7658e26ca9c7339e00f8f4636cdfe59d34fa37b9b04f6f9e9926b3cece1a5",
-                "sha256:b26104d6835d1f5e49452a26eb2ff87fe7090b89dfcaee5ea2212697e1e1d7ae"
+                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
+                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
             ],
-            "version": "==2019.3.9"
+            "version": "==2020.12.5"
         },
         "chardet": {
             "hashes": [
@@ -48,10 +48,10 @@
         },
         "click": {
             "hashes": [
-                "sha256:2335065e6395b9e67ca716de5f7526736bfa6ceead690adf616d925bdc622b13",
-                "sha256:5b94b49521f6456670fdb30cd82a4eca9412788a93fa6dd6df72c94d5a8ff2d7"
+                "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a",
+                "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"
             ],
-            "version": "==7.0"
+            "version": "==7.1.2"
         },
         "flask": {
             "hashes": [
@@ -63,11 +63,11 @@
         },
         "flask-cors": {
             "hashes": [
-                "sha256:7ad56ee3b90d4955148fc25a2ecaa1124fc84298471e266a7fea59aeac4405a5",
-                "sha256:7e90bf225fdf163d11b84b59fb17594d0580a16b97ab4e1146b1fb2737c1cfec"
+                "sha256:6bcfc100288c5d1bcb1dbb854babd59beee622ffd321e444b05f24d6d58466b8",
+                "sha256:cee4480aaee421ed029eaa788f4049e3e26d15b5affb6a880dade6bafad38324"
             ],
             "index": "pypi",
-            "version": "==3.0.7"
+            "version": "==3.0.9"
         },
         "idna": {
             "hashes": [
@@ -85,10 +85,10 @@
         },
         "jinja2": {
             "hashes": [
-                "sha256:065c4f02ebe7f7cf559e49ee5a95fb800a9e4528727aec6f24402a5374c65013",
-                "sha256:14dd6caf1527abb21f08f86c784eac40853ba93edb79552aa1e4b8aef1b61c7b"
+                "sha256:03e47ad063331dd6a3f04a43eddca8a966a26ba0c5b7207a9a9e4e08f1b29419",
+                "sha256:a6d58433de0ae800347cab1fa3043cebbabe8baa9d29e668f1c768cb87a333c6"
             ],
-            "version": "==2.10.1"
+            "version": "==2.11.3"
         },
         "lxml": {
             "hashes": [
@@ -128,30 +128,54 @@
                 "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:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7"
+                "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2",
+                "sha256:d53bc011414228441014aa71dbec320c66468c1030aae3a6e29778a3382d96e5",
+                "sha256:d73a845f227b0bfe8a7455ee623525ee656a9e2e749e4742706d80a6065d5e2c",
+                "sha256:d9be0ba6c527163cbed5e0857c451fcd092ce83947944d6c14bc95441203f032",
+                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
+                "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be",
+                "sha256:feb7b34d6325451ef96bc0e36e1a6c0c1c64bc1fbec4b854f4529e51887b1621"
             ],
             "version": "==1.1.1"
         },
@@ -165,31 +189,32 @@
         },
         "numpy": {
             "hashes": [
-                "sha256:0778076e764e146d3078b17c24c4d89e0ecd4ac5401beff8e1c87879043a0633",
-                "sha256:141c7102f20abe6cf0d54c4ced8d565b86df4d3077ba2343b61a6db996cefec7",
-                "sha256:14270a1ee8917d11e7753fb54fc7ffd1934f4d529235beec0b275e2ccf00333b",
-                "sha256:27e11c7a8ec9d5838bc59f809bfa86efc8a4fd02e58960fa9c49d998e14332d5",
-                "sha256:2a04dda79606f3d2f760384c38ccd3d5b9bb79d4c8126b67aff5eb09a253763e",
-                "sha256:3c26010c1b51e1224a3ca6b8df807de6e95128b0908c7e34f190e7775455b0ca",
-                "sha256:52c40f1a4262c896420c6ea1c6fda62cf67070e3947e3307f5562bd783a90336",
-                "sha256:6e4f8d9e8aa79321657079b9ac03f3cf3fd067bf31c1cca4f56d49543f4356a5",
-                "sha256:7242be12a58fec245ee9734e625964b97cf7e3f2f7d016603f9e56660ce479c7",
-                "sha256:7dc253b542bfd4b4eb88d9dbae4ca079e7bf2e2afd819ee18891a43db66c60c7",
-                "sha256:94f5bd885f67bbb25c82d80184abbf7ce4f6c3c3a41fbaa4182f034bba803e69",
-                "sha256:a89e188daa119ffa0d03ce5123dee3f8ffd5115c896c2a9d4f0dbb3d8b95bfa3",
-                "sha256:ad3399da9b0ca36e2f24de72f67ab2854a62e623274607e37e0ce5f5d5fa9166",
-                "sha256:b0348be89275fd1d4c44ffa39530c41a21062f52299b1e3ee7d1c61f060044b8",
-                "sha256:b5554368e4ede1856121b0dfa35ce71768102e4aa55e526cb8de7f374ff78722",
-                "sha256:cbddc56b2502d3f87fda4f98d948eb5b11f36ff3902e17cb6cc44727f2200525",
-                "sha256:d79f18f41751725c56eceab2a886f021d70fd70a6188fd386e29a045945ffc10",
-                "sha256:dc2ca26a19ab32dc475dbad9dfe723d3a64c835f4c23f625c2b6566ca32b9f29",
-                "sha256:dd9bcd4f294eb0633bb33d1a74febdd2b9018b8b8ed325f861fffcd2c7660bb8",
-                "sha256:e8baab1bc7c9152715844f1faca6744f2416929de10d7639ed49555a85549f52",
-                "sha256:ec31fe12668af687b99acf1567399632a7c47b0e17cfb9ae47c098644ef36797",
-                "sha256:f12b4f7e2d8f9da3141564e6737d79016fe5336cc92de6814eba579744f65b0a",
-                "sha256:f58ac38d5ca045a377b3b377c84df8175ab992c970a53332fa8ac2373df44ff7"
+                "sha256:2428b109306075d89d21135bdd6b785f132a1f5a3260c371cee1fae427e12727",
+                "sha256:377751954da04d4a6950191b20539066b4e19e3b559d4695399c5e8e3e683bf6",
+                "sha256:4703b9e937df83f5b6b7447ca5912b5f5f297aba45f91dbbbc63ff9278c7aa98",
+                "sha256:471c0571d0895c68da309dacee4e95a0811d0a9f9f532a48dc1bea5f3b7ad2b7",
+                "sha256:61d5b4cf73622e4d0c6b83408a16631b670fc045afd6540679aa35591a17fe6d",
+                "sha256:6c915ee7dba1071554e70a3664a839fbc033e1d6528199d4621eeaaa5487ccd2",
+                "sha256:6e51e417d9ae2e7848314994e6fc3832c9d426abce9328cf7571eefceb43e6c9",
+                "sha256:719656636c48be22c23641859ff2419b27b6bdf844b36a2447cb39caceb00935",
+                "sha256:780ae5284cb770ade51d4b4a7dce4faa554eb1d88a56d0e8b9f35fca9b0270ff",
+                "sha256:878922bf5ad7550aa044aa9301d417e2d3ae50f0f577de92051d739ac6096cee",
+                "sha256:924dc3f83de20437de95a73516f36e09918e9c9c18d5eac520062c49191025fb",
+                "sha256:97ce8b8ace7d3b9288d88177e66ee75480fb79b9cf745e91ecfe65d91a856042",
+                "sha256:9c0fab855ae790ca74b27e55240fe4f2a36a364a3f1ebcfd1fb5ac4088f1cec3",
+                "sha256:9cab23439eb1ebfed1aaec9cd42b7dc50fc96d5cd3147da348d9161f0501ada5",
+                "sha256:a8e6859913ec8eeef3dbe9aed3bf475347642d1cdd6217c30f28dee8903528e6",
+                "sha256:aa046527c04688af680217fffac61eec2350ef3f3d7320c07fd33f5c6e7b4d5f",
+                "sha256:abc81829c4039e7e4c30f7897938fa5d4916a09c2c7eb9b244b7a35ddc9656f4",
+                "sha256:bad70051de2c50b1a6259a6df1daaafe8c480ca98132da98976d8591c412e737",
+                "sha256:c73a7975d77f15f7f68dacfb2bca3d3f479f158313642e8ea9058eea06637931",
+                "sha256:d15007f857d6995db15195217afdbddfcd203dfaa0ba6878a2f580eaf810ecd6",
+                "sha256:d76061ae5cab49b83a8cf3feacefc2053fac672728802ac137dd8c4123397677",
+                "sha256:e8e4fbbb7e7634f263c5b0150a629342cc19b47c5eba8d1cd4363ab3455ab576",
+                "sha256:e9459f40244bb02b2f14f6af0cd0732791d72232bbb0dc4bab57ef88e75f6935",
+                "sha256:edb1f041a9146dcf02cd7df7187db46ab524b9af2515f392f337c7cbbf5b52cd"
             ],
-            "version": "==1.16.4"
+            "version": "==1.20.2"
         },
         "pandas": {
             "hashes": [
@@ -253,17 +278,17 @@
         },
         "python-dateutil": {
             "hashes": [
-                "sha256:7e6584c74aeed623791615e26efd690f29817a27c73085b78e4bad02493df2fb",
-                "sha256:c89805f6f4d64db21ed966fda138f8a5ed7a4fdbc1a8ee329ce1b74e3c74da9e"
+                "sha256:73ebfe9dbf22e832286dafa60473e4cd239f8592f699aa5adaf10050e6e1823c",
+                "sha256:75bb3f31ea686f1197762692a9ee6a7550b59fc6ca3a1f4b5d7e32fb98e2da2a"
             ],
-            "version": "==2.8.0"
+            "version": "==2.8.1"
         },
         "pytz": {
             "hashes": [
-                "sha256:303879e36b721603cc54604edcac9d20401bdbe31e1e4fdee5b9f98d5d31dfda",
-                "sha256:d747dd3d23d77ef44c6a3526e274af6efeb0a6f1afd5a69ba4d5be4098c8e141"
+                "sha256:83a4a90894bf38e243cf052c8b58f381bfe9a7a483f6a9cab140bc7f702ac4da",
+                "sha256:eb10ce3e7736052ed3623d49975ce333bcd712c7bb19a58b9e2089d4057d0798"
             ],
-            "version": "==2019.1"
+            "version": "==2021.1"
         },
         "requests": {
             "hashes": [
@@ -275,17 +300,17 @@
         },
         "six": {
             "hashes": [
-                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
-                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "version": "==1.12.0"
+            "version": "==1.16.0"
         },
         "soupsieve": {
             "hashes": [
-                "sha256:6898e82ecb03772a0d82bd0d0a10c0d6dcc342f77e0701d0ec4a8271be465ece",
-                "sha256:b20eff5e564529711544066d7dc0f7661df41232ae263619dede5059799cdfca"
+                "sha256:052774848f448cf19c7e959adf5566904d525f33a3f8b6ba6f6f8f26ec7de0cc",
+                "sha256:c2c1c2d44f158cdbddab7824a9af8c4f83c76b1e23e049479aa432feb6c4c23b"
             ],
-            "version": "==1.9.1"
+            "version": "==2.2.1"
         },
         "sqlalchemy": {
             "hashes": [
@@ -296,17 +321,17 @@
         },
         "urllib3": {
             "hashes": [
-                "sha256:b246607a25ac80bedac05c6f282e3cdaf3afb65420fd024ac94435cabe6e18d1",
-                "sha256:dbe59173209418ae49d485b87d1681aefa36252ee85884c31346debd19463232"
+                "sha256:8d7eaa5a82a1cac232164990f04874c594c9453ec55eef02eab885aa02fc17a2",
+                "sha256:f5321fbe4bf3fefa0efd0bfe7fb14e90909eb62a48ccda331726b4319897dd5e"
             ],
-            "version": "==1.25.3"
+            "version": "==1.25.11"
         },
         "werkzeug": {
             "hashes": [
-                "sha256:865856ebb55c4dcd0630cdd8f3331a1847a819dda7e8c750d3db6f2aa6c0209c",
-                "sha256:a0b915f0815982fb2a09161cb8f31708052d0951c3ba433ccc5e1aa276507ca6"
+                "sha256:2de2a5db0baeae7b2d2664949077c2ac63fbd16d98da0ff71837f7d1dea3fd43",
+                "sha256:6c80b1e5ad3665290ea39320b91e1be1e0d5f60652b964a3070216de83d2e47c"
             ],
-            "version": "==0.15.4"
+            "version": "==1.0.1"
         }
     },
     "develop": {}