Commits for braney

v317_preview2 to v317_base (2015-05-25 to 2015-06-01) v317

• use #define for constant refs #15407
  
  • src/hg/hgGene/hgGene.c - lines changed 2, context: html, text, full: html, text
• fix score filter on chains refs #15143
  
  • src/hg/hgTracks/chainTrack.c - lines changed 2, context: html, text, full: html, text