each time the Raven.Tests.Core server is starting, we delete its data directory + test fixes
Merge branch 'master' of https://github.com/mdavis/ravendb
Minor edits
Merge branch 'RavenDB-2675' of https://github.com/arekais/ravendb
Merge pull request #1460 from ppekrol/2.5

RavenDB-2793 & RavenDB-2794
RavenDB-2806 During Voron storage recovery on startup we have to filter out pages from journals that have been overwritten by overflow pages in later transactions. That caused the data corruption in overflow pages. Introducing RecoveryPagePosition class only for recovery purposes instead of using PagePosition that contained field needed only for recovery.
increased timeout in IncrementalBackupTest and moved it to slow tests
namespace adjustments
RavenDB-2815 3.0b3492 : does not take Voron as the storage type if ESENT is the default.
RavenDB-2777 Mark index as errored when number of failed writes is greater than 10. Also do not run reduce phase for an index marked as errored.
RavenDB-2777 Removing unused method
RavenDB-2807 Traffic Watch is case sensitive for db name
Merge branch 'RavenDB-2777-2' of https://github.com/arekais/ravendb
Merge branch 'RavenDB_2815' of https://github.com/ml054/ravendb
RavenDB-2823 Debug Info files should all be pretty formatted
updated Jint to 2.3.0
RavenDB-2777 Reset writeErrors on success full write. Add alert if indes has been disabled due to write errors.
RavenDB-2817 No indication in the studio that index has IndexingPriority.Error
RavenDB-2820 Prefetch status shouldn't  be so detailed for debug info
RavenDB-2819 Debug Info should include index defintions