diff --git a/Pipfile.lock b/Pipfile.lock
index 991a0e4..6c82bb2 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -3,6 +3,7 @@
         "hash": {
             "sha256": "f0026da2573dccbb42b772bbdb3ee79f0b3c166cfacd8f8f28542a224a654bde"
         },
+        "host-": 6,
         "requires": {},
         "sources": [
             {
@@ -13,15 +14,85 @@
     },
     "default": {
         "lxml": {
-            "version": "==3.8.0"
+            "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"
+            ],
+            "version": "==4.1.1"
         },
         "psycopg2": {
+            "hashes": [
+                "sha256:f4cc27830081147ebca6eb729329c64b7f8e92e415733aa26705dd9f03303038",
+                "sha256:34b7e41d1747b26df3baf5397949cc938261c547f3bce208ffc7826c3897d5ac",
+                "sha256:2a9c4bc78922be9d34a11fc38b75bef122d44f465eaf5f2a44021f7cbda3dfd6",
+                "sha256:9f9de8b5e1b0b648bf4535b721a58eaccf92f747cd8d94380171a36f18553601",
+                "sha256:0c68fb507415ce022402244cffe740018c9506367fe2d6323f0b47e2544b6b36",
+                "sha256:0147e990cef0332e239de711f165b2a5e6feb7c5f8583985d4a3dcac1680a782",
+                "sha256:f1f6d1b0ab40e8d43e294c7a1cc6fe6d47a88225583e581c15e8bfcff04b3863",
+                "sha256:18c2294c2a0a0df6bb5adfbcae50922b0e75909df8642c9286bf6b867866d181",
+                "sha256:bf48be2d01f6e34e5fbd8976f7b66158a83a33b92739acd13fc1934c60b71cfb",
+                "sha256:d2e98ff1546c632c29f740a938ba6e29d327ef55f3e816dd43c1e4e7d8cd369a",
+                "sha256:4004e84c2846badfa1e14ba3cf5b9d7471071c872c1dd6290013c89fa2cc63b1",
+                "sha256:26551d8873130b9558628c5f0288bd07b00c3f82f7dbfe0acf3cd7cd45746672",
+                "sha256:304304e8efce4077621f9a14cb7e53cdacb4a14ec92f5628204bc4254d4840fb",
+                "sha256:6b26f9ec7a0c5ca1b3528918caeb3c73bfceaced3fdea59d045c886cc2c43344",
+                "sha256:a14bd664f4db452612688e8031fdf74da489cb042d78d49f2bbfcfa97aae135d",
+                "sha256:ad0e145952e2e91aa1d80c4b9bd8ba9059f39b3538da7b1133b2ed84eb132ed3",
+                "sha256:905764e8d1557e536c9fac35d412a21ad87b558e794104437bf4012a83438ed2",
+                "sha256:f04d56f664108af9571d278c0ed942ecef0dd3e072fe21ac8c7497a51bfcdfba",
+                "sha256:3a11a757e61e3eb5dfa334cf0ce86f9fa1919efadbb98af833eaf3bcb90d7e58",
+                "sha256:ccd55766033411206d700bcd11e064081f784f256c4d4f6883dca4c3bde21ae2",
+                "sha256:38ff8f65deb947a7499f24ceb5b40db24540027fdf7d927f4d2aab35fbbdd6b0",
+                "sha256:3f64897312a08928e71343fedc2a3812a1c46f03025fe327e5d41e0a7be53ee9",
+                "sha256:9c9fe11f87c44e83620b2273f40338e3c25fdbfd34986dddc77e840e0acd25bc",
+                "sha256:32184c60b445ac9eb4a0058d54f7a5dddae6928f94dfa3683157dc5e70321212",
+                "sha256:b4f24faa25232073092d246fc6118c29130c8a5bcc8fd4239edeba20fb12b24a",
+                "sha256:74ee532d6068a1456d5eda254513656c716cdee0a7389c91c094c7ce3500a9c9",
+                "sha256:ba6f4786262b4999f9cca420827469c88a79e1f65dabf6bb8a300518f7e11472",
+                "sha256:4cae3856e9b41a4861ad32fd8a4aabc7669a0b828776bb3ce0ca29333dabf40c",
+                "sha256:8f57535a377c23a78d5a8bbe929ec6977adb3e137fa42500436c784c60141613",
+                "sha256:911af115bb526b3a5d2f50e05096afc05e3867f55f24532b4a70811e63deab57",
+                "sha256:86c9355f5374b008c8479bc00023b295c07d508f7c3b91dbd2e74f8925b1d9c6"
+            ],
             "version": "==2.7.1"
         },
         "sqlalchemy": {
+            "hashes": [
+                "sha256:76f76965e9a968ba3aecd2a8bc0d991cea04fd9a182e6c95c81f1551487b0211"
+            ],
             "version": "==1.1.11"
         },
         "tqdm": {
+            "hashes": [
+                "sha256:a384724dad999e038ea88e9ca56ebcd6075251230a2a7dd0b0a5c23bbad98bdd",
+                "sha256:284b7cb57c135f41122580df8a818ffffd85449a61365dfb41907d2bf115e88e"
+            ],
             "version": "==4.14.0"
         }
     },