Merge pull request #291 from iainrb/devel

Updated identity check and VCF bugfix
Corrected reference_zone -> reference_path in Fluidigm::PublisherTest

Use data_path in Fluidigm::PublisherTest and Fluidigm::SubscriberTest
Merge pull request #48 from wtsi-npg/devel

iRODS reference_zone -> reference_path bugfix