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
Extract duplicate code to single method.
Reduce scope of methods.

Closes #384
Change up navigation from RepositoryViewActivity
Navigate to the owner's page instead of the HomeActivity

Closes #316, closes #278