updated documentation

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "6e6bd3a03740098cebdf88699913665272ba8a628a9c156f86ec804a64d6b168"
+            "sha256": "75ffb26ae722771c07a3d001c976e6fd7092b4ab928d2c30b80ae3e4573eecd6"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -40,8 +40,7 @@
         },
         "click-didyoumean": {
             "hashes": [
-                "sha256:112229485c9704ff51362fe34b2d4f0b12fc71cc20f6d2b3afabed4b8bfa6aeb",
-                "sha256:0b427ca37c9b85d92e75a915db95c1ac0d6efd65e8b89139eed398bbda074bd8"
+                "sha256:112229485c9704ff51362fe34b2d4f0b12fc71cc20f6d2b3afabed4b8bfa6aeb"
             ],
             "index": "pypi",
             "version": "==0.0.3"
@@ -253,6 +252,13 @@
             "markers": "python_version < '3.6'",
             "version": "==2.3.2"
         },
+        "pbr": {
+            "hashes": [
+                "sha256:8fc938b1123902f5610b06756a31b1e6febf0d105ae393695b0c9d4244ed2910",
+                "sha256:f20ec0abbf132471b68963bb34d9c78e603a5cf9e24473f14358e66551d47475"
+            ],
+            "version": "==5.1.0"
+        },
         "pep8-naming": {
             "hashes": [
                 "sha256:360308d2c5d2fff8031c1b284820fbdb27a63274c0c1a8ce884d631836da4bdd",
@@ -380,6 +386,14 @@
             "index": "pypi",
             "version": "==1.8.1"
         },
+        "sphinx-click": {
+            "hashes": [
+                "sha256:4b12575b51884185f6f3ade34a16e7e111f8495609c73844605ae194da14e7e1",
+                "sha256:911a83662f611aeeb32d71cf7b7ad0ecacc933ca1992880f3e11c6974854830a"
+            ],
+            "index": "pypi",
+            "version": "==1.4.0"
+        },
         "sphinx-rtd-theme": {
             "hashes": [
                 "sha256:02f02a676d6baabb758a20c7a479d58648e0f64f13e07d1b388e9bb2afe86a09",