fixes for ios warnings in xcode

- fix for ofxiOS-Info.plist warning
- fix for Default-568h@2x.png missing warning
ios is complaining about GL_UNSIGNED_INT already being defined, so a #ifndef check gets around that warning.
ofBoxExample now uses ofDrawBox() instead of deprecated ofBox()
ofVbo: fix openGLES non existing var. Closes #2277
ofXml: save file should be writeOnly. Closes #2278
Update testApp.cpp

fix threadedLoaderExample
create_package.sh: linuxarm as tar.gz instead of zip
Merge branch 'develop' of github.com:openframeworks/openFrameworks into develop
Merge pull request #2276 from julapy/ios-warnings-fix

ios warnings fixes
makefiles: fix osx, hide compiler commands
Merge branch 'develop' of github.com:openframeworks/openFrameworks into develop
osx template: added makefile
ofXmlExample -> xmlExample
androidShaderExample: add missing files
ofXml should be in utils folder not types
Merge pull request #2284 from arturoc/bugfix-ofXml-to-utils

ofXml should be in utils folder not types
fixed xcode project for ofXml move
major core log updpates: consistency updates, use of log modules, expansion of error messages, and printing of local variables where possible
fixed typo
Merge remote-tracking branch 'upstream/develop' into develop

Conflicts:
	libs/openFrameworks/gl/ofVbo.cpp
	libs/openFrameworks/utils/ofUtils.cpp