Bump branch aliases.
Added composer.lock to ignore since this is a library
Added export-ignore to decrease package size
Removed composer.lock
Fixed missing export ignore and wront test path in gitattributes
Merge pull request #1 from fabiang/master

Reduce package size with .gitattributes and added composer.lock to .gitignore
Merge branch 'master' into develop

Conflicts:
	composer.json
Merge branch 'release/1.2'
Merge tag '1.2' into develop

Version 1.2