temporarily disable validation of samples, organisms for experimental assay for vln too, and add it back if it is still required in VLN
Merge branch 'master' of https://github.com/FAIRdom/seek into vln-unstable
remove unused rake upgrade tasks, fix merge errors, and reformat
Merge remote-tracking branch 'fairdom/master' into vln-unstable
escape parentheses in locale for regular expression match
Merge branch 'vln-unstable'
Merge remote-tracking branch 'vln/master'

Conflicts:
	lib/tasks/seek_upgrades.rake