Fix regressions on DVCS branch

Review Request #8275 — Created July 8, 2016 and submitted — Latest diff uploaded

Information

Review Board
dvcs
2ae2932...

Reviewers

The dvcs branch of RB has had some unit test regressions, likely due
to bad merges. This patch cleans up those unit tests failures. It also
fixes up some method renames (e.g.,
WebAPIResource.get_no_access_error), as well as a few instances of
wording and formatting.

Ran unit tests.