Merge branch 'develop'
public release

* CHANGED: MSBuild Properties are evaluated as they appear.
* FIXED: Crashes with the MSBuild Properties on some VS versions.
* FIXED: Plugin not loading on project creation with the wizzard.
_getRuntimeSettings(): Dte2/Cfg & invoc. optimization

* TRuntimeSettings updated with the IVsUpdateSolutionEvents.OnActiveProjectCfgChange
fixed _isActiveConfiguration - uses the SolutionContexts

* http://msdn.microsoft.com/en-us/library/envdte.solutioncontext.aspx
** http://msdn.microsoft.com/en-us/library/envdte.solutioncontexts.aspx
* http://msdn.microsoft.com/en-us/library/envdte80.solutionconfiguration2%28v=vs.120%29.aspx

maybe the problem #5 also was solved