Swift 2.0, Xcode7 changes and warnings fixed#90

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Bersaelor wants to merge 7 commits intoarchagon:masterfrom Bersaelor:master

+322-352

Commits on Aug 25, 2015

make special keys slightly bluer so they match iOS 8.3 default keyboard
Bersaelor
committed
make sure updateAppearance() is called in ExtraView when the darkMode has changed
Bersaelor
committed

Commits on Aug 26, 2015

Commits on Sep 22, 2015

Swift 2.0 compatibility and warnings fixed
Bersaelor
committed

Commits on Nov 16, 2015

Renamed 'addConstraints' method to avoid collisions with 'Swiftstraints'
Grzegorz Duda
committed
Merge pull request #1 from Bersaelor/feature/renamed-addconstraints-method-to-avoid-collisions
Bersaelor
committed