Fix minor UI bug.
Add sensible default outer margin for alt text mode.
Add background color option.
Merge branch 'dev' of github.com:jaredsinclair/JTSImageViewController into dev
Move optional color logic to prevent possible flicker.
Tweak angular resistance.
Clean up method names.
Clean up flags, options.
Fix merge conflict.
Update podspec to 1.2.
merge from 1.2