Finish annis-3.1.3
downgrade antlr again until we fixed the problem with not beeing able to query for "\"
update to 3.1.4
adding test case for #316
fix #316
updated changelog
Finish annis-3.1.4

Conflicts:
	Misc/changelog.py
	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
initial implementation of the new way to generate span relations without actually having them in the result set
modify import to not include unncessary token tuples
add (unoptimized) SQL to properly mark continuous spans and remove unecessary edges on import
always perform a left join on component and rank in case the are no rank entries for a node
delete unecessar span entries from rank earlier
correct code for finding unnecessary span entries
speeding up the import
don't set continuous colum to true for non-spans
updating the extraction sample to pcc v6
also implement creating missing spanning relations in AomAnnotateExtractor
remove rank entries for continuous spans on import (#317)
Merged 'develop'.