Create ControlCenterApplication WPF project

This WPF projects uses Caliburn.Micro framework
Create ControlCenterApplication.Tests project

ControlCenterApplication.Tests project contains unit tests for
ControlCenterApplication. Tests use NUnit framework
Allow user to start service and monitor its state
Refactor existing tests in accordance with AAA

Make tests meet Arrange-Act-Assert pattern
Allow user to stop service

Also added guards for Start/Stop Server actions
Implement bootstrapper using Ninject

Implement ControlCenterApplicationBootstrapper using Ninject
Restructure unit tests

Restructure unit tests in accordance with the articles:
http://haacked.com/archive/2012/01/02/structuring-unit-tests.aspx
http://zendeveloper.blogspot.com/2012/01/structuring-unit-tests.html
Unit tests refactoring

Rename tests and test fixtures
Make ServiceManagerViewModel dependent on service

Make ServiceManagerViewModel dependent on instance of
IControlCenterService (ControlCenterServiceStub is injected via
Ninject).
Create ControlCenterServiceLibrary project

Create WCF Service Library project and project with its unit tests
Enable Nuget package restore
Make possible to connect to service

Also make possible to retrieve list of the connected clients
Make possible to disconnect from service
Mark contract and service with attributes

Also added simple service configuration to "App.config"
Rename IControlCenterService

Rename:
IControlCenterService to IControlCenterServiceHost
Add references. Rename ControlCenterServiceHost

Added references:
ControlCenterServiceLibrary
System.ServiceModel

Rename:
ControlCenterServiceHostStub to ControlCenterServiceHost
Implement host class for ControlCenterService

Implement host class ControlCenterServiceHost using service
implementation provided in ControlCenterServiceLibrary
Rename 'clients' to 'agents' in ControlCenter Service Library
Test service to refuse same agent to connect multiple times
Make list of Agents return list of all connected agents to all of ControlCenter Service instances
Therefore now Agents is a static property of a ControlCenterService class