Remove left over vim headers

These files were being added at the time when the comments were removed
from the rest of the project.

Change-Id: I5ece3ee3f7ce02ffd3914c644a2b99fc84c3f31c
Fix a misspelling in a comment

Change-Id: If049cef6def1249fd0f70e16385aa7a4167edbde
Clean up oauth auth plugin code

1) remove unnecessary setup
2) remove unnecessary init
3) change order of assertEquals

Change-Id: I852f6ba79e871e286d49836dab105ac18b6519a6
Closes-Bug: #1324379
Merge "Remove left over vim headers"
Merge "Clean up oauth auth plugin code"