Finish annis-3.1.5
updating version to 3.1.6
updating licenses
updating licenses and provide missing license information for annis-service
updating licenses and renaming licenses that have special characters (" is not supported on windows)
Merge branch 'origin/hotfix/3.1.6'

Conflicts:
	annis-gui/pom.xml
	annis-interfaces/pom.xml
	annis-kickstarter/pom.xml
	annis-libgui/pom.xml
	annis-service/pom.xml
	annis-visualizers/pom.xml
	annis-widgets/pom.xml
	buildbot_scripts/copyService.sh
	doc/Doxyfile
	pom.xml