migrate to AVFoundation API for Audio Sessions
handle audio interruptions in ofxiOSSoundPlayer
properly set the audio category on iOS 5
bugfix GLFW delete/backspace/return keys were not coming in. also ctrl click alt click were not coming in as left right click. closes #2197
bugfix GLFW fix for shift key changing case of letter
bugfix glfw key presses reverted to LEFT/RIGHT types. ofEvents fix for detecting OF_KEY_ALT OF_KEY_CTRL etc
external display mirror mode is now default

- also cleaned up ofxiPhoneAppDelegate up a little bit,
  - cleaned up formatting.
  - including ofxiPhoneViewController class reference in the
ofxiPhoneAppDelegate implementation file.
  - adjusted iosCustomSizeExample to include a reference to
ofxiPhoneViewController
Merge pull request #2200 from julapy/ios-mirror-mode-by-default

ios external display mirror mode is now default
ofAppGLFWWindow: adds multimonitor fullscreen for linux, related to issue #2195
Merge branch 'develop' of github.com:openframeworks/openFrameworks into develop
Merge branch 'develop' of github.com:openframeworks/openFrameworks into bugfix-glfw-fixes
bugfix glfw alt/ctrl/shift/super keys now correctly parsed - allows for ofGetKeyPressed(OF_KEY_LEFT_ALT) as well. closes #2197
Merge pull request #2198 from openframeworks/bugfix-glfw-fixes

bugfix GLFW delete/backspace/return keys were not coming in. also ctrl-click alt-click were not coming in as left right click. closes #2197
add feature allowing iOS sound to mix with other apps
closes #878
remove stray call to C AudioSession API
Merge pull request #2187 from admsyn/ios-sound-futureproof

AVFoundation API for iOS Audio Sessions
Merge branch 'develop' of https://github.com/openframeworks/openFrameworks.git into develop