added support for sense_interrogation arrays e.g. affy ST arrays
added support for sense_interrogation arrays e.g. affy ST arrays

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