Commits for braney

v310_base to v311_preview (2015-01-05 to 2015-01-12) v311

• support '=' and 'X' in BAM cigars #14593
  • src/hg/hgTables/bam.c - lines changed 2, context: html, text, full: html, text
  • src/hg/hgTracks/bamTrack.c - lines changed 6, context: html, text, full: html, text
• stop putting stuff in the cart when displaying wigMaf tracks. #14622
  • src/hg/hgTracks/wigMafTrack.c - lines changed 35, context: html, text, full: html, text
• fixed scaling problem when zoomed way into very long features (#14505note 33)
  
  • src/hg/hgTracks/simpleTracks.c - lines changed 16, context: html, text, full: html, text