Backport #9347 to rails 3.2
Merge pull request #9804 from samsonasu/backport_number_to_human_fixes

Backport #9347 to rails 3.2
Reset postgreSQL search path in db:test:clone_structure.
This patch resets the postgres search path in the structure.sql after
the structure is dumped in order to find schema_migrations table when
multiples schemas are used.

Fixes #945
Merge pull request #9796 from dembskoi/clone_structure

Reset postgreSQL search path in db:test:clone_structure.