diff --git a/Pipfile.lock b/Pipfile.lock
index 532a8c5..646dc84 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -3,19 +3,6 @@
         "hash": {
             "sha256": "83c7a02e1fe490a61d81099c1021d2db333b5fab139c3e05a236ac9ba800c40a"
         },
-        "host-environment-markers": {
-            "implementation_name": "cpython",
-            "implementation_version": "3.6.3",
-            "os_name": "posix",
-            "platform_machine": "x86_64",
-            "platform_python_implementation": "CPython",
-            "platform_release": "3.10.0-693.17.1.el7.x86_64",
-            "platform_system": "Linux",
-            "platform_version": "#1 SMP Thu Jan 25 20:13:58 UTC 2018",
-            "python_full_version": "3.6.3",
-            "python_version": "3.6",
-            "sys_platform": "linux"
-        },
         "pipfile-spec": 6,
         "requires": {
             "python_version": "3.6"
@@ -31,15 +18,15 @@
     "default": {
         "certifi": {
             "hashes": [
-                "sha256:14131608ad2fd56836d33a71ee60fa1c82bc9d2c8d98b7bdbc631fe1b3cd1296",
-                "sha256:edbc3f203427eef571f79a7692bb160a2b0f7ccaa31953e99bd17e307cf63f7d"
+                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
+                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
             ],
-            "version": "==2018.1.18"
+            "version": "==2020.12.5"
         },
         "chardet": {
             "hashes": [
-                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691",
-                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae"
+                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae",
+                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"
             ],
             "version": "==3.0.4"
         },
@@ -48,6 +35,7 @@
                 "sha256:29f99fc6125fbc931b758dc053b3114e55c77a6e4c6c3a2674a2dc986016381d",
                 "sha256:f15516df478d5a56180fbf80e68f206010e6d160fc39fa508b65e035fd75130b"
             ],
+            "index": "pypi",
             "version": "==6.7"
         },
         "colorama": {
@@ -55,53 +43,65 @@
                 "sha256:463f8483208e921368c9f306094eb6f725c6ca42b0f97e313cb5d5512459feda",
                 "sha256:48eb22f4f8461b1df5734a074b57042430fb06e1d61bd1e11b078c0fe6d7a1f1"
             ],
+            "index": "pypi",
             "version": "==0.3.9"
         },
         "idna": {
             "hashes": [
-                "sha256:8c7309c718f94b3a625cb648ace320157ad16ff131ae0af362c9f21b80ef6ec4",
-                "sha256:2c6a5de3089009e3da7c5dde64a141dbc8551d5b7f6cf4ed7c2568d0cc520a8f"
+                "sha256:2c6a5de3089009e3da7c5dde64a141dbc8551d5b7f6cf4ed7c2568d0cc520a8f",
+                "sha256:8c7309c718f94b3a625cb648ace320157ad16ff131ae0af362c9f21b80ef6ec4"
             ],
             "version": "==2.6"
         },
         "lxml": {
             "hashes": [
-                "sha256:41f59cbdab232f11680d5d4dec9f2e6782fd24d78e37ee833447702e34e675f4",
-                "sha256:e7e41d383f19bab9d57f5f3b18d158655bcd682e7e723f441b9e183e1e35a6b5",
-                "sha256:155521c337acecf8202091cff85bb9f709f238130ebadf04280fb1db11f5ad8b",
-                "sha256:d2c985d2460b81c6ca5feb8b86f1bc594ad59405d0bdf68626b85852b701553c",
-                "sha256:950e63387514aa1b881eba5ac6cb2ec51a118b3dafe99dd80ca19d8fb0142f30",
-                "sha256:470d7ce41e8047208ba1a376560bad17f1468df1f3097bc83902b26cfafdbb0c",
-                "sha256:e608839a5ee2180164424ccf279c8e2d9bbe8816d002c58fd97d6b621ba4aa94",
-                "sha256:87a66bcadac270fc010cb029022a93fc722bf1204a8b03e782d4c790f0edf7ca",
-                "sha256:2dedfeeecc2d5a939cf622602f5a1ce443ca82407f386880f739f1a9f08053ad",
-                "sha256:ba05732e4bcf59e948f61588851dcf620fd60d5bbd9d704203e5f59bbaa60219",
-                "sha256:2190266059fec3c5a55f9d6c30532c64c6d414d3228909c0af573fe4907e78d1",
-                "sha256:dd291debfaa535d9cb6cee8d7aca2328775e037d02d13f1634e57f49bc302cc4",
-                "sha256:29a36e354c39b2e24bc4ee103de53417ebb80f976a6ab9e8d093d559e2ac03e1",
-                "sha256:e37427d5a27eefbcfc48847e0b37f348113fac7280bc857421db39ffc6372570",
-                "sha256:b106d4d2383382399ad82108fd187e92f40b1c90f55c2d36bbcb1c44bcf940fc",
-                "sha256:0ee07da52d240f1dc3c83eef5cd5f1b7f018226c1121f2a54d446645779a6d17",
-                "sha256:3b33549fb8f91b38a7500078242b03cca513f3412a2cdae722e89bf83f95971d",
-                "sha256:4c12e90886d9c53ab434c8d0cebea122321cce19614c3c6b6d1a7700d7cc6212",
-                "sha256:79322000279cda10b53c374d53ca632ead3bc51c6aebf8e62c8fa93a4d08b750",
-                "sha256:6cba398eb37e0631e60e0e080c101cfe91769b2c8267105b64b4625e2581ea21",
-                "sha256:49a655956f8de69e1258bc0fcfc43eb3bd1e038655784d77d1869b4b81444e37",
-                "sha256:af8a5373241d09b8fc53e0490e1719ce5dc90a21b19db89b6596c1adcdd52270",
-                "sha256:e6b6698415c7e8d227a47a3b1038e1b37c2b438a1b48c2db7ad9e74ddbcd1149",
-                "sha256:155c916cf2645b4a8f2bd5d09065e92d1b67b8d464bdc001e0b524af84bedf6f",
-                "sha256:fa7320679ced5e25b20203d157280680fc84eb783b6cc650cb0c98e1858b7dd3",
-                "sha256:4187c4b0cefc3353181db048c51f42c489d9ac51e40b86c4851dc0671372971d",
-                "sha256:d5d29663e979e83b3fc361e97200f959cddb3a14797391d15273d84a5a8ae44b",
-                "sha256:940caef1ec7c78e0c34b0f6b94fe42d0f2022915ffc78643d28538a5cfd0f40e"
+                "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"
             ],
-            "version": "==4.1.1"
+            "index": "pypi",
+            "version": "==4.6.2"
         },
         "requests": {
             "hashes": [
                 "sha256:6a1b267aa90cac58ac3a765d067950e7dbbf75b1da07e895d1f594193a40a38b",
                 "sha256:9c443e7324ba5b85070c4a818ade28bfabedf16ea10206da1132edaa6dda237e"
             ],
+            "index": "pypi",
             "version": "==2.18.4"
         },
         "urllib3": {
diff --git a/requirements.txt b/requirements.txt
index 0c3d3fb..a3bd249 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,9 @@
-chardet==3.0.4 --hash=sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691  --hash=sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae
-click==6.7 --hash=sha256:29f99fc6125fbc931b758dc053b3114e55c77a6e4c6c3a2674a2dc986016381d  --hash=sha256:f15516df478d5a56180fbf80e68f206010e6d160fc39fa508b65e035fd75130b
-idna==2.6 --hash=sha256:8c7309c718f94b3a625cb648ace320157ad16ff131ae0af362c9f21b80ef6ec4  --hash=sha256:2c6a5de3089009e3da7c5dde64a141dbc8551d5b7f6cf4ed7c2568d0cc520a8f
-certifi==2018.1.18 --hash=sha256:14131608ad2fd56836d33a71ee60fa1c82bc9d2c8d98b7bdbc631fe1b3cd1296  --hash=sha256:edbc3f203427eef571f79a7692bb160a2b0f7ccaa31953e99bd17e307cf63f7d
-urllib3==1.22 --hash=sha256:06330f386d6e4b195fbfc736b297f58c5a892e4440e54d294d7004e3a9bbea1b  --hash=sha256:cc44da8e1145637334317feebd728bd869a35285b93cbb4cca2577da7e62db4f
-requests==2.18.4 --hash=sha256:6a1b267aa90cac58ac3a765d067950e7dbbf75b1da07e895d1f594193a40a38b  --hash=sha256:9c443e7324ba5b85070c4a818ade28bfabedf16ea10206da1132edaa6dda237e
-colorama==0.3.9 --hash=sha256:463f8483208e921368c9f306094eb6f725c6ca42b0f97e313cb5d5512459feda  --hash=sha256:48eb22f4f8461b1df5734a074b57042430fb06e1d61bd1e11b078c0fe6d7a1f1
-lxml==4.1.1 --hash=sha256:41f59cbdab232f11680d5d4dec9f2e6782fd24d78e37ee833447702e34e675f4  --hash=sha256:e7e41d383f19bab9d57f5f3b18d158655bcd682e7e723f441b9e183e1e35a6b5  --hash=sha256:155521c337acecf8202091cff85bb9f709f238130ebadf04280fb1db11f5ad8b  --hash=sha256:d2c985d2460b81c6ca5feb8b86f1bc594ad59405d0bdf68626b85852b701553c  --hash=sha256:950e63387514aa1b881eba5ac6cb2ec51a118b3dafe99dd80ca19d8fb0142f30  --hash=sha256:470d7ce41e8047208ba1a376560bad17f1468df1f3097bc83902b26cfafdbb0c  --hash=sha256:e608839a5ee2180164424ccf279c8e2d9bbe8816d002c58fd97d6b621ba4aa94  --hash=sha256:87a66bcadac270fc010cb029022a93fc722bf1204a8b03e782d4c790f0edf7ca  --hash=sha256:2dedfeeecc2d5a939cf622602f5a1ce443ca82407f386880f739f1a9f08053ad  --hash=sha256:ba05732e4bcf59e948f61588851dcf620fd60d5bbd9d704203e5f59bbaa60219  --hash=sha256:2190266059fec3c5a55f9d6c30532c64c6d414d3228909c0af573fe4907e78d1  --hash=sha256:dd291debfaa535d9cb6cee8d7aca2328775e037d02d13f1634e57f49bc302cc4  --hash=sha256:29a36e354c39b2e24bc4ee103de53417ebb80f976a6ab9e8d093d559e2ac03e1  --hash=sha256:e37427d5a27eefbcfc48847e0b37f348113fac7280bc857421db39ffc6372570  --hash=sha256:b106d4d2383382399ad82108fd187e92f40b1c90f55c2d36bbcb1c44bcf940fc  --hash=sha256:0ee07da52d240f1dc3c83eef5cd5f1b7f018226c1121f2a54d446645779a6d17  --hash=sha256:3b33549fb8f91b38a7500078242b03cca513f3412a2cdae722e89bf83f95971d  --hash=sha256:4c12e90886d9c53ab434c8d0cebea122321cce19614c3c6b6d1a7700d7cc6212  --hash=sha256:79322000279cda10b53c374d53ca632ead3bc51c6aebf8e62c8fa93a4d08b750  --hash=sha256:6cba398eb37e0631e60e0e080c101cfe91769b2c8267105b64b4625e2581ea21  --hash=sha256:49a655956f8de69e1258bc0fcfc43eb3bd1e038655784d77d1869b4b81444e37  --hash=sha256:af8a5373241d09b8fc53e0490e1719ce5dc90a21b19db89b6596c1adcdd52270  --hash=sha256:e6b6698415c7e8d227a47a3b1038e1b37c2b438a1b48c2db7ad9e74ddbcd1149  --hash=sha256:155c916cf2645b4a8f2bd5d09065e92d1b67b8d464bdc001e0b524af84bedf6f  --hash=sha256:fa7320679ced5e25b20203d157280680fc84eb783b6cc650cb0c98e1858b7dd3  --hash=sha256:4187c4b0cefc3353181db048c51f42c489d9ac51e40b86c4851dc0671372971d  --hash=sha256:d5d29663e979e83b3fc361e97200f959cddb3a14797391d15273d84a5a8ae44b  --hash=sha256:940caef1ec7c78e0c34b0f6b94fe42d0f2022915ffc78643d28538a5cfd0f40e
+-i https://pypi.python.org/simple/
+certifi==2020.12.5
+chardet==3.0.4
+click==6.7
+colorama==0.3.9
+idna==2.6
+lxml==4.6.2
+requests==2.18.4
+urllib3==1.22