update actipro dlls
Failing tests for RavenDB-1440
introduced OperationMetadata
ReplicationInformer should pass credentials/apiKey to operation
test fixes
support for replicated api keys in async, minor enhancements
RavenDB-1440. Added support for mixed auth
test fixes
moved OperationCredentials to Raven.Abstractions
Fix IsGlobal admin to be true if user is admin on both <system> and *
have a message to indicate on "No Settings"
Merge branch 'master' of https://github.com/ayende/ravendb into 2.5
Add HeadAttachmentAsync and test for it
Merge branch 'RavenDB-1440' of https://github.com/ppekrol/ravendb

Conflicts:
	Raven.Client.Lightweight/Connection/Async/AsyncServerClient.cs
Fixing possible NRE in SL
Fixing merge