Fix a couple errors on API site

Images v1 GET /v1 call doesn't show response - removed it for now
Networking extensions title shortened so side bar menu displays ok

Change-Id: I372042f4a58e33e38f3f3bfb990a892d921e8967
author: diane fleming
Add 204 response code to check token v2.0 api call (identity)

Closes-Bug: #1287845

Change-Id: I58700727c13b05d9367ead438519f60bad32c90f
author: diane fleming
Fix scope definition for auth call in Identity v3

Closes-Bug: #1294488

Change-Id: I2a96fc8aff2f1583a7d83157505db270c1ca6c68
author: diane fleming
Merge "Add 204 response code to check token v2.0 api call (identity)"
Merge "Fix scope definition for auth call in Identity v3"