Fix Repository News long press

Performing a long click on a repository news item and selecting one of
the choices did nothing since:
1) The current repository is already being shown
2) There was no viewUser function defined for RepositoryNewsFragment
Fix Japanese translations

Closes #365
Add Greek translation

Closes #363
Fix Travic CI configuration

Closes #379
Correct error in French translation

Closes #359
Remove Ruby snippet from French translation
Merge branch 'newsfix' of git://github.com/sbennett18/android into sbennett18-newsfix
Don't open new activity when viewing an owner of the repo (this can cause issues with deep hierarchy by opening user->user's repo->same user and so on)
Fix build process for Android 22
Merge pull request #381 from anemator/master

Fix build process for Android 22
Update RoboGuice link
Update spanish translation

Closes #383
Long click on repo opens dialog

1) Navigate to repo owner's page
2) Remove repository from Recently Viewed

Also now refreshes repositories list when you return from
viewing a repo if the repo was added to the Recently Viewed list.
Previously, you had to manually refresh for the change to be seen.

Closes #348
Revert AvatarLoader whitespace changes
correct content description for avatar image
remove useless layout
imports optimize
extract string to resources