Commits for larrym

v260_base to v261_preview (2011-12-06 to 2011-12-13) v261

• report accurate errors when errors are encountered when navigating in hgTracks (redmine #6229)
  • src/hg/hgTracks/hgTracks.c - lines changed 13, context: html, text, full: html, text
  • src/hg/js/hgTracks.js - lines changed 24, context: html, text, full: html, text
• fix repeatMasker display bug (redmin #6275)
  • src/hg/hgTracks/rmskTrack.c - lines changed 1, context: html, text, full: html, text
• add hgt.internal code to support internal use of hgRenderTracks
  • src/hg/hgTracks/renderMain.c - lines changed 4, context: html, text, full: html, text
• use scrollTop in showWarning so users see warnings
  • src/hg/js/ajax.js - lines changed 3, context: html, text, full: html, text