Fixed the zoom and jump links by changing slice->name call to slice->seq_region_name
added tagged snp track
Prevents "ghost" features with start/stop of 0 being drawn on image and breaking imagemap
Changed bar_indent to be more useful at small symbol heights
changed id in group menus to id, rather than label
draw features in black if they are of unknown type
Updated group menus
homepage config option for DAS sources to set track 'more info' URL
*** empty log message ***
first pass at marker data bug workaroud
Improved drawing of group lines
changed colours for transcripts and genes
marker fix for markers without display_ms
bee genes
 removed double coordsys
added code to handle multiple links in das features
removed warn
changes from branch-vega-30-dev
needed for pre
fixed span display