Added StyleCop in ComboRox.Core
Refactored ComboRox.Core after adding StyleCop
Added StyleCop in ComboRox.Models
Refactored ComboRox.Models after adding StyleCop
Added StyleCop in ComboRox.Core.UnitTests
Refactored ComboRox.Core.UnitTests
Merge pull request #2 from ssnenov/stylecop

Merging stylecop branch after adding StyleCop and refactoring the projects