tree view need use ascii-8bit, file name need be utf8.

don't load commit logs when viewing blob

FIX: Empty string in commit message

Cucumber => Spinach

API errors refactoring

Fix haml template error for ldap login.

fixed commit title when commit message is an empty string and ensured that link_to_gfm helper doesn't break on nil body

Reduce the amount of JavaScript written in views

fix typo

Seeing `:javascript` all over Views feels like a code smell. This goes a
long way towards reducing the amount of JS in views, but there's still
plenty to be done on that front.

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