diff --git a/.gitignore b/.gitignore
index 5761abc..ed4182a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 *.o
+Pipfile.lock
diff --git a/Pipfile b/Pipfile
index 1438471..f8e94b8 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,4 +10,4 @@ gitpython = "*"
 [dev-packages]
 
 [requires]
-python_version = "3.8"
+python_version = "3"
diff --git a/Pipfile.lock b/Pipfile.lock
deleted file mode 100644
index 2c9eabd..0000000
--- a/Pipfile.lock
+++ /dev/null
@@ -1,80 +0,0 @@
-{
-    "_meta": {
-        "hash": {
-            "sha256": "2d598f1754849a1e6f92a1ee95baaf2ced919bf20e44a4eec871521e772b0127"
-        },
-        "pipfile-spec": 6,
-        "requires": {
-            "python_version": "3.8"
-        },
-        "sources": [
-            {
-                "name": "pypi",
-                "url": "https://pypi.org/simple",
-                "verify_ssl": true
-            }
-        ]
-    },
-    "default": {
-        "gitdb": {
-            "hashes": [
-                "sha256:6c4cc71933456991da20917998acbe6cf4fb41eeaab7d6d67fbc05ecd4c865b0",
-                "sha256:96bf5c08b157a666fec41129e6d327235284cca4c81e92109260f353ba138005"
-            ],
-            "markers": "python_version >= '3.4'",
-            "version": "==4.0.7"
-        },
-        "gitpython": {
-            "hashes": [
-                "sha256:b838a895977b45ab6f0cc926a9045c8d1c44e2b653c1fcc39fe91f42c6e8f05b",
-                "sha256:fce760879cd2aebd2991b3542876dc5c4a909b30c9d69dfc488e504a8db37ee8"
-            ],
-            "index": "pypi",
-            "version": "==3.1.18"
-        },
-        "pyyaml": {
-            "hashes": [
-                "sha256:08682f6b72c722394747bddaf0aa62277e02557c0fd1c42cb853016a38f8dedf",
-                "sha256:0f5f5786c0e09baddcd8b4b45f20a7b5d61a7e7e99846e3c799b05c7c53fa696",
-                "sha256:129def1b7c1bf22faffd67b8f3724645203b79d8f4cc81f674654d9902cb4393",
-                "sha256:294db365efa064d00b8d1ef65d8ea2c3426ac366c0c4368d930bf1c5fb497f77",
-                "sha256:3b2b1824fe7112845700f815ff6a489360226a5609b96ec2190a45e62a9fc922",
-                "sha256:3bd0e463264cf257d1ffd2e40223b197271046d09dadf73a0fe82b9c1fc385a5",
-                "sha256:4465124ef1b18d9ace298060f4eccc64b0850899ac4ac53294547536533800c8",
-                "sha256:49d4cdd9065b9b6e206d0595fee27a96b5dd22618e7520c33204a4a3239d5b10",
-                "sha256:4e0583d24c881e14342eaf4ec5fbc97f934b999a6828693a99157fde912540cc",
-                "sha256:5accb17103e43963b80e6f837831f38d314a0495500067cb25afab2e8d7a4018",
-                "sha256:607774cbba28732bfa802b54baa7484215f530991055bb562efbed5b2f20a45e",
-                "sha256:6c78645d400265a062508ae399b60b8c167bf003db364ecb26dcab2bda048253",
-                "sha256:72a01f726a9c7851ca9bfad6fd09ca4e090a023c00945ea05ba1638c09dc3347",
-                "sha256:74c1485f7707cf707a7aef42ef6322b8f97921bd89be2ab6317fd782c2d53183",
-                "sha256:895f61ef02e8fed38159bb70f7e100e00f471eae2bc838cd0f4ebb21e28f8541",
-                "sha256:8c1be557ee92a20f184922c7b6424e8ab6691788e6d86137c5d93c1a6ec1b8fb",
-                "sha256:bb4191dfc9306777bc594117aee052446b3fa88737cd13b7188d0e7aa8162185",
-                "sha256:bfb51918d4ff3d77c1c856a9699f8492c612cde32fd3bcd344af9be34999bfdc",
-                "sha256:c20cfa2d49991c8b4147af39859b167664f2ad4561704ee74c1de03318e898db",
-                "sha256:cb333c16912324fd5f769fff6bc5de372e9e7a202247b48870bc251ed40239aa",
-                "sha256:d2d9808ea7b4af864f35ea216be506ecec180628aced0704e34aca0b040ffe46",
-                "sha256:d483ad4e639292c90170eb6f7783ad19490e7a8defb3e46f97dfe4bacae89122",
-                "sha256:dd5de0646207f053eb0d6c74ae45ba98c3395a571a2891858e87df7c9b9bd51b",
-                "sha256:e1d4970ea66be07ae37a3c2e48b5ec63f7ba6804bdddfdbd3cfd954d25a82e63",
-                "sha256:e4fac90784481d221a8e4b1162afa7c47ed953be40d31ab4629ae917510051df",
-                "sha256:fa5ae20527d8e831e8230cbffd9f8fe952815b2b7dae6ffec25318803a7528fc",
-                "sha256:fd7f6999a8070df521b6384004ef42833b9bd62cfee11a09bda1079b4b704247",
-                "sha256:fdc842473cd33f45ff6bce46aea678a54e3d21f1b61a7750ce3c498eedfe25d6",
-                "sha256:fe69978f3f768926cfa37b867e3843918e012cf83f680806599ddce33c2c68b0"
-            ],
-            "index": "pypi",
-            "version": "==5.4.1"
-        },
-        "smmap": {
-            "hashes": [
-                "sha256:7e65386bd122d45405ddf795637b7f7d2b532e7e401d46bbe3fb49b9986d5182",
-                "sha256:a9a7479e4c572e2e775c404dcd3080c8dc49f39918c2cf74913d30c4c478e3c2"
-            ],
-            "markers": "python_version >= '3.5'",
-            "version": "==4.0.0"
-        }
-    },
-    "develop": {}
-}