Micro optimizations

Allow registration of specific handlers

Updated some dependencies and nuspec file

Fixed XUnit warnings

Micro optimization

Locking on more code to get lock less often.

Documentation of types and methods.

Fix to make scoped dependencies work in router.

Merge branch 'develop'

# Conflicts:
#	Framework/CQRSlite/Infrastructure/PrivateReflectionDynamicObjectExtensions.cs
#	Framework/CQRSlite/Routing/RouteRegistrar.cs

Merge pull request gautema#45 from FrankPfattheicher/master

Supporting .NET Framework 4.5.2