tiny log fix in ofSerial
Merge pull request #2518 from armadillu/ofSerialLogMissingSpace

tiny log fix in ofSerial
bug fix - template ofApp needs to extend ofxiOSApp

fixes #2514
Merge pull request #2521 from julapy/ios-fix-ofApp-template

bug fix - template ofApp needs to extend ofxiOSApp
ofGst* separate the setPipeline and startPipeline calls to have more control on the initialization
Update CONTRIBUTE.md with the latest branch structure changes.
CONTRIBUTING.md: Add note about necessitating changelog entries in pull requests.
Reinstate accidentally deleted projectGeneratorSimple (cf. 6e6b145).
build scripts: point to master branch
Merge branch 'master' of github.com:openframeworks/openFrameworks
Add .gitattributes file to better deal with line endings.
pull_and_build: use sendmail
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
ofParameterGroup: fix by name index
Merge branch 'master' of github.com:openframeworks/openFrameworks