Parte  1
Merge remote-tracking branch 'origin/paula' into paula

Conflicts:
	BECA2/BECA2.sln
	BECA2/BLL/BLL.csproj
	BECA2/BLL/Properties/AssemblyInfo.cs
	BECA2/DAL/DAL.csproj
	BECA2/DAL/Properties/AssemblyInfo.cs
	BECA2/DAL/Repositories/IRepository.cs
	BECA2/DAL/UnitOfWork.cs
	BECA2/EntitiesLayer/EntitiesLayer.csproj
	BECA2/EntitiesLayer/IEntity.cs
	BECA2/EntitiesLayer/Properties/AssemblyInfo.cs
	BECA2/TIL/CustomExceptions.cs
	BECA2/TIL/Properties/AssemblyInfo.cs
	BECA2/TIL/TIL.csproj
	BECA2/UI/UI.vbproj