Provides support for SQL2008.

The powershell modeler was missing the library type for 2008
Updated version to dev33
Fixed Assembly call for 2005, 2008, and 2012. Fixed performance counters as well.
Removed items that were returning no data or bad data.
Connection fix on mssql.
Minor UI updates.
Updated UI information.
Removal of comments and old commented out code.
Updates to dbcreatedate.
Updates to cluster notification and javascript backup.
Merge pull request #54 from zenoss/feature/cluster

Updated to support MSSQL2008 systems