Bugfix for plate well address validator regex
Made well address parser and test stricter
Merge remote branch 'wtsi-npg/devel' into devel
Made various fixes, mainly to paths, to ensure tests may be run
without PERL5LIB or PATH being set externally
Merge pull request #154 from keithj/devel

Bugfixes to tests and to gene expression iRODS loader script
Merge branch 'wtsi-npg.devel' into devel
Generate separate illuminus .sim file to reflect sample exclusions; move prefilter into subroutine