Changed DAO implementation
Addedd Session DAO; Resource util class
Merge branch 'development' of https://github.com/kklisura/etf-eCinema into development

Conflicts:
	src/main/java/ba/etf/tim11/eCinema/dao/CommentDao.java
	src/main/java/ba/etf/tim11/eCinema/dao/DaoFactory.java
	src/main/java/ba/etf/tim11/eCinema/dao/impl/ContentDaoImpl.java
Added resource responses and exceptions
Slight changes