user should be able to change EscapeQueryOptions when DocumentQuery is used
Fixing merge issue which caused that the call of CreatePrefetchingBehavior didn't actually create the new instance of the prefetcher
RavenDB-2660 Introducing parallel processing of group if indexes which are classified based on their last indexed etags.
Merge branch 'RavenDB-2660' of https://github.com/arekais/ravendb
Merge branch 'master' of https://github.com/ppekrol/ravendb
Making sure we won't be trying to use an existing index id