Commits for braney

v313_preview to v313_preview2 (2015-02-23 to 2015-03-02) v313

• tweak the usage message for genePredToBigGenePred in response to #13861
  
  • src/hg/utils/genePredToBigGenePred/genePredToBigGenePred.c - lines changed 1, context: html, text, full: html, text
• take out check to find zero sized blocks in bed12's.
  
  • src/lib/basicBed.c - lines changed 2, context: html, text, full: html, text
• fix duplicated lines in group menu bug #14878
  
  • src/hg/inc/grp.h - lines changed 3, context: html, text, full: html, text
  • src/hg/lib/cartTrackDb.c - lines changed 5, context: html, text, full: html, text
  • src/hg/lib/grp.c - lines changed 12, context: html, text, full: html, text
• only do cool UDC long directory hashing if USE_SSL=1
  
  • src/lib/udc.c - lines changed 2, context: html, text, full: html, text