Modified facet selector in Faceted.js to allow multiple facets to be visible at a time (changed from AccordionContainer to TitlePanes)
Merge branch 'master' into change_track_selector
Some css fixes to the modified track selector.
fix VCF parser for lines that have no ALT columns
tweak desc string for no-alternate VCF features
release 1.9.3
comment tweaks
fix biodb-to-json.pl crashing with no arguments.  fixes #257
don't remove _editor dijit nls files, apparently these are sometimes needed
tweak wording of JS typed array messages
fix stringification of alternate_alleles VCF feature sattributes, fixes #256
make faceted tracksel code a little closer to baseless operation
make faceted selector `renameFacets` conf var case-insensitive.  fixes #251
fix some hardcoded static image paths, fixes #258
fix config merging `null` handling, fixes #260
release 1.9.4, fix release notes formatting problem
add workaround for some broken perl installations
Beginning work creating tracks that are set-theoretic combinations of other tracks
Very preliminary work on Combination Tracks
Creating combination track, which holds set theoretic combinations of other tracks using a drag-and-drop interface