diff --git a/Pipfile b/Pipfile
index 0845243..ef33c90 100644
--- a/Pipfile
+++ b/Pipfile
@@ -11,7 +11,7 @@ decorator = "==4.4.2"
 itsdangerous = "==1.1.0"
 joblib = "==0.14.1"
 kiwisolver = "==1.2.0"
-lxml = "==4.5.0"
+lxml = "==4.6.2"
 matplotlib = "==3.2.1"
 networkx = "==2.4"
 nltk = "==3.5"
diff --git a/Pipfile.lock b/Pipfile.lock
index 16b2cc3..30e89c9 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "faef422a857ee99e1ad52dec39dda0e3e07864e3a54d8a4d7f397045fae50f3e"
+            "sha256": "90330e55cdd5238e1bd56d835f51c6cef06cb475ee6f665ca26c3aed497832e2"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -77,12 +77,15 @@
                 "sha256:03662cbd3e6729f341a97dd2690b271e51a67a68322affab12a5b011344b973c",
                 "sha256:18d749f3e56c0480dccd1714230da0f328e6e4accf188dd4e6884bdd06bf02dd",
                 "sha256:247800260cd38160c362d211dcaf4ed0f7816afb5efe56544748b21d6ad6d17f",
+                "sha256:38d05c9ecb24eee1246391820ed7137ac42a50209c203c908154782fced90e44",
                 "sha256:443c2320520eda0a5b930b2725b26f6175ca4453c61f739fef7a5847bd262f74",
                 "sha256:4eadb361baf3069f278b055e3bb53fa189cea2fd02cb2c353b7a99ebb4477ef1",
                 "sha256:556da0a5f60f6486ec4969abbc1dd83cf9b5c2deadc8288508e55c0f5f87d29c",
                 "sha256:603162139684ee56bcd57acc74035fceed7dd8d732f38c0959c8bd157f913fec",
                 "sha256:60a78858580761fe611d22127868f3dc9f98871e6fdf0a15cc4203ed9ba6179b",
+                "sha256:63f55f490b958b6299e4e5bdac66ac988c3d11b7fafa522800359075d4fa56d1",
                 "sha256:7cc095a4661bdd8a5742aaf7c10ea9fac142d76ff1770a0f84394038126d8fc7",
+                "sha256:be046da49fbc3aa9491cc7296db7e8d27bcf0c3d5d1a40259c10471b014e4e0c",
                 "sha256:c31bc3c8e903d60a1ea31a754c72559398d91b5929fcb329b1c3a3d3f6e72113",
                 "sha256:c955791d80e464da3b471ab41eb65cf5a40c15ce9b001fdc5bbc241170de58ec",
                 "sha256:d069ef4b20b1e6b19f790d00097a5d5d2c50871b66d10075dab78938dc2ee2cf",
@@ -96,36 +99,46 @@
         },
         "lxml": {
             "hashes": [
-                "sha256:06d4e0bbb1d62e38ae6118406d7cdb4693a3fa34ee3762238bcb96c9e36a93cd",
-                "sha256:0701f7965903a1c3f6f09328c1278ac0eee8f56f244e66af79cb224b7ef3801c",
-                "sha256:1f2c4ec372bf1c4a2c7e4bb20845e8bcf8050365189d86806bad1e3ae473d081",
-                "sha256:4235bc124fdcf611d02047d7034164897ade13046bda967768836629bc62784f",
-                "sha256:5828c7f3e615f3975d48f40d4fe66e8a7b25f16b5e5705ffe1d22e43fb1f6261",
-                "sha256:585c0869f75577ac7a8ff38d08f7aac9033da2c41c11352ebf86a04652758b7a",
-                "sha256:5d467ce9c5d35b3bcc7172c06320dddb275fea6ac2037f72f0a4d7472035cea9",
-                "sha256:63dbc21efd7e822c11d5ddbedbbb08cd11a41e0032e382a0fd59b0b08e405a3a",
-                "sha256:7bc1b221e7867f2e7ff1933165c0cec7153dce93d0cdba6554b42a8beb687bdb",
-                "sha256:8620ce80f50d023d414183bf90cc2576c2837b88e00bea3f33ad2630133bbb60",
-                "sha256:8a0ebda56ebca1a83eb2d1ac266649b80af8dd4b4a3502b2c1e09ac2f88fe128",
-                "sha256:90ed0e36455a81b25b7034038e40880189169c308a3df360861ad74da7b68c1a",
-                "sha256:95e67224815ef86924fbc2b71a9dbd1f7262384bca4bc4793645794ac4200717",
-                "sha256:afdb34b715daf814d1abea0317b6d672476b498472f1e5aacbadc34ebbc26e89",
-                "sha256:b4b2c63cc7963aedd08a5f5a454c9f67251b1ac9e22fd9d72836206c42dc2a72",
-                "sha256:d068f55bda3c2c3fcaec24bd083d9e2eede32c583faf084d6e4b9daaea77dde8",
-                "sha256:d5b3c4b7edd2e770375a01139be11307f04341ec709cf724e0f26ebb1eef12c3",
-                "sha256:deadf4df349d1dcd7b2853a2c8796593cc346600726eff680ed8ed11812382a7",
-                "sha256:df533af6f88080419c5a604d0d63b2c33b1c0c4409aba7d0cb6de305147ea8c8",
-                "sha256:e4aa948eb15018a657702fee0b9db47e908491c64d36b4a90f59a64741516e77",
-                "sha256:e5d842c73e4ef6ed8c1bd77806bf84a7cb535f9c0cf9b2c74d02ebda310070e1",
-                "sha256:ebec08091a22c2be870890913bdadd86fcd8e9f0f22bcb398abd3af914690c15",
-                "sha256:edc15fcfd77395e24543be48871c251f38132bb834d9fdfdad756adb6ea37679",
-                "sha256:f2b74784ed7e0bc2d02bd53e48ad6ba523c9b36c194260b7a5045071abbb1012",
-                "sha256:fa071559f14bd1e92077b1b5f6c22cf09756c6de7139370249eb372854ce51e6",
-                "sha256:fd52e796fee7171c4361d441796b64df1acfceb51f29e545e812f16d023c4bbc",
-                "sha256:fe976a0f1ef09b3638778024ab9fb8cde3118f203364212c198f71341c0715ca"
+                "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": "==4.5.0"
+            "version": "==4.6.2"
         },
         "markupsafe": {
             "hashes": [
@@ -319,11 +332,13 @@
                 "sha256:06a0d7ba600ce0b2d2fe2e78453a470b5a6e000a985dd4a4e54e436cc36b0e97",
                 "sha256:240097ff019d7c70a4922b6869d8a86407758333f02203e0fc6ff79c5dcede76",
                 "sha256:4f4b913ca1a7319b33cfb1369e91e50354d6f07a135f3b901aca02aa95940bd2",
+                "sha256:6034f55dab5fea9e53f436aa68fa3ace2634918e8b5994d82f3621c04ff5ed2e",
                 "sha256:69f00dca373f240f842b2931fb2c7e14ddbacd1397d57157a9b005a6a9942648",
                 "sha256:73f099454b799e05e5ab51423c7bcf361c58d3206fa7b0d555426b1f4d9a3eaf",
                 "sha256:74809a57b329d6cc0fdccee6318f44b9b8649961fa73144a98735b0aaf029f1f",
                 "sha256:7739fc0fa8205b3ee8808aea45e968bc90082c10aef6ea95e855e10abf4a37b2",
                 "sha256:95f71d2af0ff4227885f7a6605c37fd53d3a106fcab511b8860ecca9fcf400ee",
+                "sha256:ad9c67312c84def58f3c04504727ca879cb0013b2517c85a9a253f0cb6380c0a",
                 "sha256:b8eac752c5e14d3eca0e6dd9199cd627518cb5ec06add0de9d32baeee6fe645d",
                 "sha256:cc8955cfbfc7a115fa81d85284ee61147059a753344bc51098f3ccd69b0d7e0c",
                 "sha256:d13155f591e6fcc1ec3b30685d50bf0711574e2c0dfffd7644babf8b5102ca1a"
diff --git a/__old_requirements.txt b/__old_requirements.txt
index 1bfb6d6..18b7916 100644
--- a/__old_requirements.txt
+++ b/__old_requirements.txt
@@ -1,13 +1,14 @@
+-i https://pypi.org/simple/
 click==7.1.1
 cycler==0.10.0
 decorator==4.4.2
-Flask==1.1.2
+flask==1.1.2
 itsdangerous==1.1.0
-Jinja2==2.11.2
+jinja2==2.11.2
 joblib==0.14.1
 kiwisolver==1.2.0
-lxml==4.5.0
-MarkupSafe==1.1.1
+lxml==4.6.2
+markupsafe==1.1.1
 matplotlib==3.2.1
 networkx==2.4
 nltk==3.5
@@ -18,11 +19,11 @@ python-dateutil==2.8.1
 python-igraph==0.8.2
 pytz==2020.1
 pywsd==1.2.4
-PyYAML==5.3.1
+pyyaml==5.3.1
 regex==2020.4.4
 six==1.15.0
 texttable==1.6.2
 tqdm==4.45.0
-Werkzeug==1.0.1
-Whoosh==2.7.4
+werkzeug==1.0.1
+whoosh==2.7.4
 wn==0.0.23