Correct capitalization error
Add support for sorting gene-list frames by score
Consolidate Tabix classes
Simplify "mut/maf" classes
Fix bug in FeatureTrack that could cause features to "disappear" at certain zooms,  usually most-zoomed-out.
IndexCreatorDialog fix -- canceling
Add missing class
Ignore certain tests if genome can't get loaded
Merge remote-tracking branch upstream/$:{upbranch}