Added regulatory_search_region to list of tables.
Added regulatory_search_region to list of tables.

danstaines/ensembl,Ensembl/ensembl,muffato/ensembl,Ensembl/ensembl,james-monkeyshines/ensembl,james-monkeyshines/ensembl,danstaines/ensembl,mjg17/ensembl,willmclaren/ensembl,at7/ensembl,muffato/ensembl,at7/ensembl,muffato/ensembl,Ensembl/ensembl,james-monkeyshines/ensembl,mjg17/ensembl,muffato/ensembl,willmclaren/ensembl,mjg17/ensembl,at7/ensembl,danstaines/ensembl,mjg17/ensembl,at7/ensembl,Ensembl/ensembl,james-monkeyshines/ensembl