Commits for hiram

v277_preview to v277_preview2 (2012-12-03 to 2012-12-11) v277

• no need for udcFuse and adding parallelFetch options
  • src/product/ex.hg.conf - lines changed 9, context: html, text, full: html, text
• lastz completed for galGal4 bosTau7 canFam3 ailMel1 panTro4 cavPor3
  • src/hg/makeDb/doc/rn5.txt - lines changed 38, context: html, text, full: html, text
• side png goes into its own directory
  • src/hg/hgTracks/hgTracks.c - lines changed 1, context: html, text, full: html, text