Moving the majority of view models

Moved to the entities project to so that the signalr hub can be moved to
the business logic project
Created Authentication project

Create Authentication project so that I can hopefully move SignalR hub
down one layer into the Business Logic
Adding a few comments

Adding a view comments and there seemed to be some missed files from the
previous commit
Moved ArmedCardsAuthorize Attribute

Realized I missed moving this into the Authentication project
Moved Hub

Moved ArmedCardsHub into the BusinessLogic project, now it is no longer
required to pass Action<> around.  This should help improve
readability/maintainability of the code.
Some housekeeping

Adding some XML comments and removing unneeded files form ArmedCards.Web
Some housekeeping

Somehow missed the .csproj on the last commit
Merge pull request #38 from kwmcrell/RefactorHub

Refactor hub