project generator simple/linux:  compile in release mode instead of debug.

Closes #2535.
Merge pull request #2536 from bilderbuchi/fix-2535

project generator simple/linux:  compile in release mode instead of debug
updated ios moviePlayerExample

changed ofiPhoneVideoPlayer to ofxiOSVideoPlayer
Merge branch 'master' of https://github.com/openframeworks/openFrameworks into ios-movie-player-example-fix
Merge pull request #2541 from julapy/ios-movie-player-example-fix

ios movie player example fix
makefiles: fix external directories + show pkg config being checked
Merge branch 'master' of https://github.com/openframeworks/openFrameworks.git
ofParameterGroup: fix by name index
Merge branch 'master' of github.com:openframeworks/openFrameworks
several fixes for ofParameter & parameter osc sync
Merge branch 'master' of https://github.com/openframeworks/openFrameworks.git