Add State Activity Diagram
Initialize system architecture, giving a empty VS2012 solution.
Logger component completed.
Cache component in Infrastructure layer completed.
Email & config components in Infrastructure layer completed.
Initialized the data model in Repository layer with edmx file and EF.
index on develop-s.a.-exploring: e15b5e4 Initialized the data model in Repository layer with edmx file and EF.
untracked files on develop-s.a.-exploring: e15b5e4 Initialized the data model in Repository layer with edmx file and EF.
WIP on develop-s.a.-exploring: e15b5e4 Initialized the data model in Repository layer with edmx file and EF.
Defined methods in repository interface in Model.Repository
initialize IDAL in Model.Repositories layer
Corrected the EF-related files.
Initialize Model.Entities
Defined Model.Repositories.
tmp commit
Initialized Repository.Mapping
Defined Base & Repositories in Repository layer
Defined and implemented Repository layer.

Optimized the data access way within single thread.
Added ResponseBase in Service layer.
Merge branch 'System-Analysis' into develop-s.a.-exploring

Conflicts:
	Doc/UseCaseModel/ReturnVisitAndSupervisionSubsystem.unt
	Doc/UseCaseModel/UseCaseModel.unt