Removed AFOAuth2Client

Signed-off-by: Darren Ehlers <me@darrenehlers.com>
Added support for theming customized segmented control

- Added support for theming customized segmented control
- Added DNSegmentedControl class
- Added PPiFlatSegmentedControl pod dependency
- Updated podspec version

Signed-off-by: Darren Ehlers <me@darrenehlers.com>
Merge branch 'refs/heads/pod/no-afis'
Updated podspec version

Signed-off-by: Darren Ehlers <me@darrenehlers.com>