fixes to make mysql2 adapter work. build query is now more strict on using quoted table names.
fixes to make mysql2 adapter work.
build query is now more strict on using quoted table names.

wvanbergen/scoped_search,johnpmitsch/scoped_search,johnpmitsch/scoped_search,lzap/scoped_search,wvanbergen/scoped_search,jlsherrill/scoped_search,jlsherrill/scoped_search,lzap/scoped_search