RavenDB-1274 - fix IIS crash when event transport is written to after dispose.
Merge branch '2.5' of github.com:ayende/ravendb into 2.5
Making sure to clear the known missing items on Clear
added debug endpoint to display currently executing queries
endpoint url --> databases/[database name]/debug/queries
fix and unit test for RavenDB-1226 ServerClient::streamDocs - pageSize is ignored
Merge branch '2.5' of https://github.com/ayende/ravendb into 2.5

Conflicts:
	Raven.Client.Lightweight/Connection/ServerClient.cs
	Raven.Database/DocumentDatabase.cs
	Raven.Database/Server/Connections/EventsTransport.cs
Merge branch '2.5' of https://github.com/myarichuk/ravendb into 2.5
Optimizations
index names are case insensitive