rt 410786: add hover description on go terms
'Short non coding' to 'Small non coding'
Updated to use new ENSEMBL_SUBTYPE parameter
Move TOC to top of page, and also show it when there's no category in URL
Helptips can optionally stay on screen if hovered
Enable clicking inside hover popup for glossary
Updated to use new API calls
Added mapping for RefSeq GFF3 import (multiple species)
Tidy-up in tandem with updates to compara calls in Object::Transcript
Merge pull request #95 from ens-lgil/master

Fix a display issue with the population description when its length is g...