Exposed Global and Thread Contexts of NLog and Log4Net via Common.Logging
Added tests
Added changes to .NET2.0 solution
add log4net 1213 [2.0.3]

add project and tests targeting log4net 1.2.13
http://www.nuget.org/packages/log4net/
packages via nuget
initially added support for NLog 3(.1)

- NuGet-package creation fails due to lack of net20 build (NLog does not
support .Net 2.0)
!!! I do not know how to fix this !!!
- the only downloadable release of NLog is currently 3.0
removed support for .Net2.0
Merge remote-tracking branch 'DannyVarod/master'
Merge remote-tracking branch 'teabaggs/master'

Conflicts:
	test/Common.Logging.Log4Net1210.Tests/Common.Logging.Log4Net1210.Tests.2010-net40.csproj
Merge remote-tracking branch 'FroggieFrog/NLog3'

Conflicts:
	Common.Logging.2010.sln