diff --git a/Pipfile.lock b/Pipfile.lock
index 7e7a25e..6d2f7ab 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -18,10 +18,10 @@
     "default": {
         "certifi": {
             "hashes": [
-                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
-                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
+                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
+                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
             ],
-            "version": "==2019.9.11"
+            "version": "==2020.12.5"
         },
         "chardet": {
             "hashes": [
@@ -62,39 +62,46 @@
         },
         "lxml": {
             "hashes": [
-                "sha256:02bc220d61f46e9b9d5a53c361ef95e9f5e1d27171cd461dddb17677ae2289a5",
-                "sha256:22f253b542a342755f6cfc047fe4d3a296515cf9b542bc6e261af45a80b8caf6",
-                "sha256:2f31145c7ff665b330919bfa44aacd3a0211a76ca7e7b441039d2a0b0451e415",
-                "sha256:36720698c29e7a9626a0dc802ef8885f8f0239bfd1689628ecd459a061f2807f",
-                "sha256:438a1b0203545521f6616132bfe0f4bca86f8a401364008b30e2b26ec408ce85",
-                "sha256:4815892904c336bbaf73dafd54f45f69f4021c22b5bad7332176bbf4fb830568",
-                "sha256:5be031b0f15ad63910d8e5038b489d95a79929513b3634ad4babf77100602588",
-                "sha256:5c93ae37c3c588e829b037fdfbd64a6e40c901d3f93f7beed6d724c44829a3ad",
-                "sha256:60842230678674cdac4a1cf0f707ef12d75b9a4fc4a565add4f710b5fcf185d5",
-                "sha256:62939a8bb6758d1bf923aa1c13f0bcfa9bf5b2fc0f5fa917a6e25db5fe0cfa4e",
-                "sha256:75830c06a62fe7b8fe3bbb5f269f0b308f19f3949ac81cfd40062f47c1455faf",
-                "sha256:81992565b74332c7c1aff6a913a3e906771aa81c9d0c68c68113cffcae45bc53",
-                "sha256:8c892fb0ee52c594d9a7751c7d7356056a9682674b92cc1c4dc968ff0f30c52f",
-                "sha256:9d862e3cf4fc1f2837dedce9c42269c8c76d027e49820a548ac89fdcee1e361f",
-                "sha256:a623965c086a6e91bb703d4da62dabe59fe88888e82c4117d544e11fd74835d6",
-                "sha256:a7783ab7f6a508b0510490cef9f857b763d796ba7476d9703f89722928d1e113",
-                "sha256:aab09fbe8abfa3b9ce62aaf45aca2d28726b1b9ee44871dbe644050a2fff4940",
-                "sha256:abf181934ac3ef193832fb973fd7f6149b5c531903c2ec0f1220941d73eee601",
-                "sha256:ae07fa0c115733fce1e9da96a3ac3fa24801742ca17e917e0c79d63a01eeb843",
-                "sha256:b9c78242219f674ab645ec571c9a95d70f381319a23911941cd2358a8e0521cf",
-                "sha256:bccb267678b870d9782c3b44d0cefe3ba0e329f9af8c946d32bf3778e7a4f271",
-                "sha256:c4df4d27f4c93b2cef74579f00b1d3a31a929c7d8023f870c4b476f03a274db4",
-                "sha256:caf0e50b546bb60dfa99bb18dfa6748458a83131ecdceaf5c071d74907e7e78a",
-                "sha256:d3266bd3ac59ac4edcd5fa75165dee80b94a3e5c91049df5f7c057ccf097551c",
-                "sha256:db0d213987bcd4e6d41710fb4532b22315b0d8fb439ff901782234456556aed1",
-                "sha256:dbbd5cf7690a40a9f0a9325ab480d0fccf46d16b378eefc08e195d84299bfae1",
-                "sha256:e16e07a0ec3a75b5ee61f2b1003c35696738f937dc8148fbda9fe2147ccb6e61",
-                "sha256:e175a006725c7faadbe69e791877d09936c0ef2cf49d01b60a6c1efcb0e8be6f",
-                "sha256:edd9c13a97f6550f9da2236126bb51c092b3b1ce6187f2bd966533ad794bbb5e",
-                "sha256:fa39ea60d527fbdd94215b5e5552f1c6a912624521093f1384a491a8ad89ad8b"
+                "sha256:0448576c148c129594d890265b1a83b9cd76fd1f0a6a04620753d9a6bcfd0a4d",
+                "sha256:127f76864468d6630e1b453d3ffbbd04b024c674f55cf0a30dc2595137892d37",
+                "sha256:1471cee35eba321827d7d53d104e7b8c593ea3ad376aa2df89533ce8e1b24a01",
+                "sha256:2363c35637d2d9d6f26f60a208819e7eafc4305ce39dc1d5005eccc4593331c2",
+                "sha256:2e5cc908fe43fe1aa299e58046ad66981131a66aea3129aac7770c37f590a644",
+                "sha256:2e6fd1b8acd005bd71e6c94f30c055594bbd0aa02ef51a22bbfa961ab63b2d75",
+                "sha256:366cb750140f221523fa062d641393092813b81e15d0e25d9f7c6025f910ee80",
+                "sha256:42ebca24ba2a21065fb546f3e6bd0c58c3fe9ac298f3a320147029a4850f51a2",
+                "sha256:4e751e77006da34643ab782e4a5cc21ea7b755551db202bc4d3a423b307db780",
+                "sha256:4fb85c447e288df535b17ebdebf0ec1cf3a3f1a8eba7e79169f4f37af43c6b98",
+                "sha256:50c348995b47b5a4e330362cf39fc503b4a43b14a91c34c83b955e1805c8e308",
+                "sha256:535332fe9d00c3cd455bd3dd7d4bacab86e2d564bdf7606079160fa6251caacf",
+                "sha256:535f067002b0fd1a4e5296a8f1bf88193080ff992a195e66964ef2a6cfec5388",
+                "sha256:5be4a2e212bb6aa045e37f7d48e3e1e4b6fd259882ed5a00786f82e8c37ce77d",
+                "sha256:60a20bfc3bd234d54d49c388950195d23a5583d4108e1a1d47c9eef8d8c042b3",
+                "sha256:648914abafe67f11be7d93c1a546068f8eff3c5fa938e1f94509e4a5d682b2d8",
+                "sha256:681d75e1a38a69f1e64ab82fe4b1ed3fd758717bed735fb9aeaa124143f051af",
+                "sha256:68a5d77e440df94011214b7db907ec8f19e439507a70c958f750c18d88f995d2",
+                "sha256:69a63f83e88138ab7642d8f61418cf3180a4d8cd13995df87725cb8b893e950e",
+                "sha256:6e4183800f16f3679076dfa8abf2db3083919d7e30764a069fb66b2b9eff9939",
+                "sha256:6fd8d5903c2e53f49e99359b063df27fdf7acb89a52b6a12494208bf61345a03",
+                "sha256:791394449e98243839fa822a637177dd42a95f4883ad3dec2a0ce6ac99fb0a9d",
+                "sha256:7a7669ff50f41225ca5d6ee0a1ec8413f3a0d8aa2b109f86d540887b7ec0d72a",
+                "sha256:7e9eac1e526386df7c70ef253b792a0a12dd86d833b1d329e038c7a235dfceb5",
+                "sha256:7ee8af0b9f7de635c61cdd5b8534b76c52cd03536f29f51151b377f76e214a1a",
+                "sha256:8246f30ca34dc712ab07e51dc34fea883c00b7ccb0e614651e49da2c49a30711",
+                "sha256:8c88b599e226994ad4db29d93bc149aa1aff3dc3a4355dd5757569ba78632bdf",
+                "sha256:923963e989ffbceaa210ac37afc9b906acebe945d2723e9679b643513837b089",
+                "sha256:94d55bd03d8671686e3f012577d9caa5421a07286dd351dfef64791cf7c6c505",
+                "sha256:97db258793d193c7b62d4e2586c6ed98d51086e93f9a3af2b2034af01450a74b",
+                "sha256:a9d6bc8642e2c67db33f1247a77c53476f3a166e09067c0474facb045756087f",
+                "sha256:cd11c7e8d21af997ee8079037fff88f16fda188a9776eb4b81c7e4c9c0a7d7fc",
+                "sha256:d8d3d4713f0c28bdc6c806a278d998546e8efc3498949e3ace6e117462ac0a5e",
+                "sha256:e0bfe9bb028974a481410432dbe1b182e8191d5d40382e5b8ff39cdd2e5c5931",
+                "sha256:f4822c0660c3754f1a41a655e37cb4dbbc9be3d35b125a37fab6f82d47674ebc",
+                "sha256:f83d281bb2a6217cd806f4cf0ddded436790e66f393e124dfe9731f6b3fb9afe",
+                "sha256:fc37870d6716b137e80d19241d0e2cff7a7643b925dfa49b4c8ebd1295eb506e"
             ],
             "index": "pypi",
-            "version": "==4.2.5"
+            "version": "==4.6.2"
         },
         "markupsafe": {
             "hashes": [
@@ -102,13 +109,16 @@
                 "sha256:09027a7803a62ca78792ad89403b1b7a73a01c8cb65909cd876f7fcebd79b161",
                 "sha256:09c4b7f37d6c648cb13f9230d847adf22f8171b1ccc4d5682398e77f40309235",
                 "sha256:1027c282dad077d0bae18be6794e6b6b8c91d58ed8a8d89a89d59693b9131db5",
+                "sha256:13d3144e1e340870b25e7b10b98d779608c02016d5184cfb9927a9f10c689f42",
                 "sha256:24982cc2533820871eba85ba648cd53d8623687ff11cbb805be4ff7b4c971aff",
                 "sha256:29872e92839765e546828bb7754a68c418d927cd064fd4708fab9fe9c8bb116b",
                 "sha256:43a55c2930bbc139570ac2452adf3d70cdbb3cfe5912c71cdce1c2c6bbd9c5d1",
                 "sha256:46c99d2de99945ec5cb54f23c8cd5689f6d7177305ebff350a58ce5f8de1669e",
                 "sha256:500d4957e52ddc3351cabf489e79c91c17f6e0899158447047588650b5e69183",
                 "sha256:535f6fc4d397c1563d08b88e485c3496cf5784e927af890fb3c3aac7f933ec66",
+                "sha256:596510de112c685489095da617b5bcbbac7dd6384aeebeda4df6025d0256a81b",
                 "sha256:62fe6c95e3ec8a7fad637b7f3d372c15ec1caa01ab47926cfdf7a75b40e0eac1",
+                "sha256:6788b695d50a51edb699cb55e35487e430fa21f1ed838122d722e0ff0ac5ba15",
                 "sha256:6dd73240d2af64df90aa7c4e7481e23825ea70af4b4922f8ede5b9e35f78a3b1",
                 "sha256:717ba8fe3ae9cc0006d7c451f0bb265ee07739daf76355d06366154ee68d221e",
                 "sha256:79855e1c5b8da654cf486b830bd42c06e8780cea587384cf6545b7d9ac013a0b",
@@ -125,7 +135,9 @@
                 "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6",
                 "sha256:c8716a48d94b06bb3b2524c2b77e055fb313aeb4ea620c8dd03a105574ba704f",
                 "sha256:cd5df75523866410809ca100dc9681e301e3c27567cf498077e8551b6d20e42f",
-                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7"
+                "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2",
+                "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
+                "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
             ],
             "version": "==1.1.1"
         },
@@ -247,18 +259,17 @@
         },
         "six": {
             "hashes": [
-                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
-                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.12.0"
+            "version": "==1.15.0"
         },
         "urllib3": {
             "hashes": [
-                "sha256:4c291ca23bbb55c76518905869ef34bdd5f0e46af7afe6861e8375643ffee1a0",
-                "sha256:9a247273df709c4fedb38c711e44292304f73f39ab01beda9f6b9fc375669ac3"
+                "sha256:2393a695cd12afedd0dcb26fe5d50d0cf248e5a66f75dbd89a3d4eb333a61af4",
+                "sha256:a637e5fae88995b256e3409dc4d52c2e2e0ba32c42a6365fee8bbd2238de3cfb"
             ],
-            "index": "pypi",
-            "version": "==1.24.2"
+            "version": "==1.24.3"
         }
     },
     "develop": {
@@ -272,10 +283,10 @@
         },
         "certifi": {
             "hashes": [
-                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
-                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
+                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
+                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
             ],
-            "version": "==2019.9.11"
+            "version": "==2020.12.5"
         },
         "chardet": {
             "hashes": [
@@ -354,17 +365,17 @@
         },
         "pbr": {
             "hashes": [
-                "sha256:2c8e420cd4ed4cec4e7999ee47409e876af575d4c35a45840d59e8b5f3155ab8",
-                "sha256:b32c8ccaac7b1a20c0ce00ce317642e6cf231cf038f9875e0280e28af5bf7ac9"
+                "sha256:5fad80b613c402d5b7df7bd84812548b2a61e9977387a80a5fc5c396492b13c9",
+                "sha256:b236cde0ac9a6aedd5e3c34517b423cd4fd97ef723849da6b0d2231142d89c00"
             ],
-            "version": "==5.4.3"
+            "version": "==5.5.1"
         },
         "pytz": {
             "hashes": [
-                "sha256:1c557d7d0e871de1f5ccd5833f60fb2550652da6be2693c1e02300743d21500d",
-                "sha256:b02c06db6cf09c12dd25137e563b31700d3b80fcc4ad23abb7a315f2789819be"
+                "sha256:16962c5fb8db4a8f63a26646d8886e9d769b6c511543557bc84e9569fb9a9cb4",
+                "sha256:180befebb1927b16f6b57101720075a984c019ac16b1b7575673bea42c6c3da5"
             ],
-            "version": "==2019.3"
+            "version": "==2020.5"
         },
         "requests": {
             "hashes": [
@@ -376,18 +387,17 @@
         },
         "six": {
             "hashes": [
-                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
-                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.12.0"
+            "version": "==1.15.0"
         },
         "urllib3": {
             "hashes": [
-                "sha256:4c291ca23bbb55c76518905869ef34bdd5f0e46af7afe6861e8375643ffee1a0",
-                "sha256:9a247273df709c4fedb38c711e44292304f73f39ab01beda9f6b9fc375669ac3"
+                "sha256:2393a695cd12afedd0dcb26fe5d50d0cf248e5a66f75dbd89a3d4eb333a61af4",
+                "sha256:a637e5fae88995b256e3409dc4d52c2e2e0ba32c42a6365fee8bbd2238de3cfb"
             ],
-            "index": "pypi",
-            "version": "==1.24.2"
+            "version": "==1.24.3"
         }
     }
 }