Added method to get character offsets directly from TokenSpan.
Merge branch 'master' into ps
Revert "rollback pom file to 2.10 for now"

This reverts commit 364a27b8f40297b8ac1451ffd89c13c4d7b61200.

Conflicts:
	pom.xml
Merge branch 'master' into ps
fixing compilation for 2.11

this fix was given by Adam Pocock via the mailing list
Merge remote-tracking branch 'ps/ps' into ps