Added method for tinting images.
CC 288b556a68dc4a5038bf027d0b578d20c098416d
Setting "Build Active Architecture" to `NO` for debug builds. Already set for Release builds.
Composing Message ellipsis is now white.
Fixes IOS-592
Using consistent defalult profile image on iOS and web.
Fixes issue where message is briefly created with one profile picture, which is then quickly replaced by the default Gravatar.
Fixes IOS-593
Method for choosing if a certain background color should have black or white text.
Added colors to Message Center chat bubbles.
User cell is ATConnect`s `tintColor` or the `tintColor` of the parent app.
Developer cell is grey.
Fixes IOS-601
Message Center chat arrow now aims down rather than up.
Fixes IOS-602
Merge branch 'buildActiveArchitecture' into Next