Switch Wildcard conditions on query terms to must
Merge branch 'xerox' of https://github.com/fusepool/fusepool-ecs into xerox

# By Adrien Czerny
# Via Adrien Czerny
* 'xerox' of https://github.com/fusepool/fusepool-ecs:
  Added TODO to update the openDoc method

Conflicts:
	core/src/main/java/eu/fusepool/ecs/core/ContentStoreImpl.java