start testing for issue 345
Merge branch '2.1M2' into qa
Merge branch 'qa' of https://github.com/denimgroup/threadfix into qa
Fixing previously ignored test in RemoteProvidersIndexPage
Adds @Nullable and @Nonnull annotations in a few places and replaces + calls with StringBuilder.append where appropriate.
Closes issue #73.
Finished testApplicationFilter and unignored it
Merge with 2.1M2