Cleanup/Fix pgsql update files

Cleaned up the update files for Postgresql.
1_27_2014 transaction is still broken though....

Conflicts:
	db/pgsql_patches/2014_01_27_1_groups.sql
	db/pgsql_patches/2014_02_10_1_collections.sql
	db/pgsql_patches/2014_02_13_1_movieinfo.sql
	db/pgsql_patches/2014_02_15_1_releases.sql
	db/pgsql_patches/2014_02_20_1_releases.sql
	db/pgsql_patches/2014_02_25_1_releases.sql
	db/pgsql_patches/2014_02_27_1_schema.sql
	db/pgsql_patches/2014_02_27_2_schema.sql
Updated ChangeLog