more vl vgl vegl cleaning
Merge branch 'master' of https://github.com/AuScope/VHIRL-Portal into more-vegl-vgl-vl-cleanup
More generic VxL to VL changes.
and again - more vgl/vegl references
and for the data downloads - more
Merge pull request #23 from terryrankine/more-vegl-vgl-vl-cleanup

tested on nectar.