DbExplorer: Do not touch primary key column when generated Edit() function from DatabaseLayer template is used (Michal Bližňák)
DbExplorer: Do not drop existing table implicitly when generated Create() function is used. (Michal Bližňák)
DbExplorer: Generate Drop() function in addition to the existing Create() one which can be used for dropping database table explicitly. (Michal Bližňák)