close #2 closing DAO management

from now project has ben converted to use Spring-Data functionality and therefore pure DAO functionality isnt longer required
#5 tests package organization reworked and customized to changes in DataAccessLayer
#17  DAL - DataAccessLayer

all changes here are more or less related to the fact that project has been converted to use Spring-Data features
#6 Spring-Data support added
one new class for future functionality provided >> SAdministrator
SpringAtom-#2 DAO for data layer in application
added some useful enum that allows to query againts meta data type
SpringAtom-#17 new data access layer
packages reorganization
unrelated changes