Implemented Collections, reworked SecureIds to prevent duplication across records, renamed files to be consistently plural.

API Tests/BGApp/Collections/Create.yml

@@ -0,0 +1,21 @@
+info:
+  name: Create
+  type: http
+  seq: 1
+
+http:
+  method: POST
+  url: http://localhost:3000/api/collection
+  body:
+    type: json
+    data: |-
+      {
+        "name": "Invited player2"
+      }
+  auth: inherit
+
+settings:
+  encodeUrl: true
+  timeout: 0
+  followRedirects: true
+  maxRedirects: 5