Rewrite build_url, use web_protocol for repo indicator.

Explicitly initialize custom port to make the logic obvious.

Secure and httponly options on cookie.

Update author info in tree listing

Fix merging bugs

* Refactor and document methods
* Rename merge to merge!
* Fixes #1544

Use gem for Emoji

Code cleanup on NoteObserver and Notify

Fix 500 error when project is empty

Added project has_one :last_event assoc. Fixed tab line-height after font-awesome. Increased projects per page on dashboard

Use Font Awsome for icons

add shared repository support

Fix issue close and reopen button text and styles

Small fixes for editing files