Merge commit '7e5ae5db8e10a02ad9cd6324c093fef400d2b5f5'

* commit '7e5ae5db8e10a02ad9cd6324c093fef400d2b5f5':
  Fixed warnings and modernized build settings
  Support ShortTitles for Multi Value Elements (introduced in IOS 5.0)
  Sample App: iOS 7 modifications
  Fixed removal of NSUserDefaultsDidChangeNotification
  silence compiler warnings when implementing custom settings store (by @mman)
  Ignore .xcuserdata
  Improved subclassing of IASKAppSettingsViewController
  Add removeObjectForKey method to IASKSettingsStore protocol. Also implement this method in File and UserDefaults Settings store.

Conflicts:
	InAppSettingsKit.xcodeproj/project.pbxproj
	InAppSettingsKit/Views/IASKPSTextFieldSpecifierViewCell.m
Merge commit 'ff29befa12e409a4278ae57c408f661a4a02ea46'