-servisni tridy maji vyhazovat dataAccessException
-thesetdaotest musel byt upraven, protoze dao tridy nemaji na starosti transakce
Merge remote-tracking branch 'origin/master'

Conflicts:
	src/main/java/cz/muni/fi/PA165/service/CategoryServiceImpl.java
	src/test/java/cz/muni/fi/PA165/dao/ThemeSetDaoTest.java