Add EditorConfig file
Add dependent: destroy for favorites on Anime and Manga models

Forum Issue: http://forums.hummingbird.me/t/thread/12670
Have Travis retry the wad command if it fails
Merge pull request #169 from NuckChorris/improve-travis-reliability

Have Travis retry the wad command if it fails
Merge pull request #161 from NuckChorris/add-editorconfig

Add EditorConfig file
Added optional artist credit to error pages.

+ Added Snagret's error art
Fix quick update reflow on loading.
Handle short youtube links in message formatter.
Merge pull request #172 from nashby/youtube-link

Handle short youtube links in message formatter.
Merge pull request #168 from NuckChorris/dependent-destroy-favorites

Fix destruction of favorites when media is deleted