Fixed dialect prefix problems, missing MultipleQueriesSeparator, and null check before attempting to quote schema.
Fixed assembly name.
Added support for spatial aggregate functions in SQL Server 2012.
Added assembly redirect for Microsoft.SqlServer.Types.
Use 2012 dialect for these tests.
Added Microsoft.SqlServer.Types binding redirect for 2008 tests.
Merge remote-tracking branch 'upstream/master'
Merge pull request #20 from andrerav/master

Support for 2012 aggregate functions and various fixes