fixes for deprecation warning.
Merge pull request #2218 from julapy/ios-warning-fixes

ios fixes for warnings.
fixed ios examples for 008
Merge pull request #2222 from julapy/ios-example-fixes

fixes for ios examples for 008
ofxiOS rename

- renamed ofxiPhone folder to ofxiOS
- renamed iPhone_Prefix.pch to ofxiOS_Prefix.pch
- renamed ofxiphone-Info.plist to ofxiOS-Info.plist
Merge pull request #2223 from julapy/ios-bugfix-rename

ofxiOS rename