diff --git a/Pipfile.lock b/Pipfile.lock
index c180130..fa3dbe2 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "e2fb796b1c4f40fa3724b95c0e7e4230ecd3fecfc513308af4672ee6c7bc0aac"
+            "sha256": "ea8f648037eb8628bf555dede9bf778ebb621076d6e86e9b376f19bbc794b1ae"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -16,169 +16,260 @@
         ]
     },
     "default": {
-        "atomicwrites": {
-            "hashes": [
-                "sha256:6b5282987b21cd79151f51caccead7a09d0a32e89c568bd9e3c4aaa7bbdf3f3a",
-                "sha256:e16334d50fe0f90919ef7339c24b9b62e6abaa78cd2d226f3d94eb067eb89043"
-            ],
-            "markers": "python_version != '3.2.*' and python_version != '3.0.*' and python_version >= '2.7' and python_version != '3.1.*' and python_version != '3.3.*'",
-            "version": "==1.2.0"
-        },
-        "attrs": {
-            "hashes": [
-                "sha256:4b90b09eeeb9b88c35bc642cbac057e45a5fd85367b985bd2809c62b7b939265",
-                "sha256:e0d0eb91441a3b53dab4d9b743eafc1ac44476296a2053b6ca3af0b139faf87b"
-            ],
-            "version": "==18.1.0"
-        },
-        "behave": {
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-                "sha256:b9662327aa53294c1351b0a9c369093ccec1d21026f050c3bd9b3e5cccf81a86",
-                "sha256:ebda1a6c9e5bfe95c5f9f0a2794e01c7098b3dde86c10a95d8621c5907ff6f1c"
-            ],
-            "markers": "python_version >= '2.6' and python_version != '3.1.*' and python_version != '3.0.*'",
-            "version": "==1.2.6"
-        },
         "click": {
             "hashes": [
-                "sha256:29f99fc6125fbc931b758dc053b3114e55c77a6e4c6c3a2674a2dc986016381d",
-                "sha256:f15516df478d5a56180fbf80e68f206010e6d160fc39fa508b65e035fd75130b"
+                "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a",
+                "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"
             ],
-            "version": "==6.7"
-        },
-        "faker": {
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-                "sha256:f6d67f04abfb2b4bea7afc7fa6c18cf4c523a67956e455668be9ae42bccc21ad"
-            ],
-            "version": "==0.9.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==7.1.2"
         },
         "flask": {
             "hashes": [
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-                "sha256:a080b744b7e345ccfcbc77954861cb05b3c63786e93f2b3875e0913d44b43f05"
+                "sha256:0fbeb6180d383a9186d0d6ed954e0042ad9f18e0e8de088b2b419d526927d196",
+                "sha256:c34f04500f2cbbea882b1acb02002ad6fe6b7ffa64a6164577995657f50aed22"
             ],
-            "version": "==1.0.2"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==1.1.4"
         },
         "flask-sqlalchemy": {
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                 "sha256:5971b9852b5888655f11db634e87725a9031e170f37c0ce7851cf83497f56e53"
             ],
+            "index": "pypi",
             "version": "==2.3.2"
         },
-        "flask-sqlangelo": {
-            "editable": true,
-            "extras": [
-                "test"
+        "greenlet": {
+            "hashes": [
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+                "sha256:e7ec3f2465ba9b7d25895307abe1c1c101a257c54b9ea1522bbcbe8ca8793735",
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-            "path": "."
+            "markers": "python_version >= '3' and platform_machine == 'aarch64' or (platform_machine == 'ppc64le' or (platform_machine == 'x86_64' or (platform_machine == 'amd64' or (platform_machine == 'AMD64' or (platform_machine == 'win32' or platform_machine == 'WIN32')))))",
+            "version": "==2.0.0"
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-            "version": "==1.0.0"
+            "markers": "python_version < '3.8'",
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         "itsdangerous": {
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-            "version": "==0.24"
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