Merge pull request #51 from hAdamm/as-development

Extended IEntitiesCollection by method getEntitiesClassName
fix add in many, when entity dont persisted
Merge pull request #53 from Hlavos/rh-fixEntitiesCollection

Fix load entities in Relationships/EntitiesCollection , when owner entity don't persisted
soft delete fix
Soft delete fix update
Merge pull request #54 from LukeArthur/deleteFix

Soft delete fix
Fixed problem with null value in validate method
Merge pull request #55 from lordjim666/dev

Fixed problem with null value in validate method.
added foreign key reset when entity is deleted from collection
Merge pull request #56 from hAdamm/as-bugFix

added foreign key reset when entity is deleted from collection
Added protection against saving an entity, which does not have a repository
Merge pull request #57 from hAdamm/as-bugFix

Added protection against saving an entity, which does not have a repository