In class/Microsoft.Build.Engine/Microsoft.Build.BuildEngine:
* BuildEngine.cs (LogErrorEvent): Log as warning, if
ContinueOnError==true, and log a corresponding message.
* TargetBatchingImpl.cs: Refactor to share code between the
batched and unbatched case. If a task fails and
ContinueOnError==true, then ignore the failed state.
In class/Microsoft.Build.Engine/Test/various:
* Build.cs (TestBuildContinueOnError*): New.
git-svn-id: svn+ssh://mono-cvs.ximian.com/source/trunk/mcs@153005 e3ebcda4-bce8-0310-ba0a-eca2169e7518