Breeze.Net: Added TransactionScope to SaveChanges()
Breeze.Client: fixed save test that used nested promises
Breeze.Net: added TransactionSettings to Breeze.Config
Breeze.Net: Added test for distributed transaction
Merge branch 'master' of https://github.com/IdeaBlade/Breeze

Conflicts:
	_Internal/Sample_WebApi/Controllers/NorthwindIBModelController.cs