larrym: changes by commit

branch to review (2009-07-07 to 2009-07-15) v210

• add listDirRegEx
  • src/inc/portable.h 1.27 - lines changed: 6, context: html, text, full: html, text
  • src/lib/osunix.c 1.42 - lines changed: 35, context: html, text, full: html, text
• implement javascript versioning with symlinks
  • src/hg/lib/jsHelper.c 1.27 - lines changed: 60, context: html, text, full: html, text
• errAbort if we can't create symlinks in js directory
  • src/hg/lib/jsHelper.c 1.28 - lines changed: 16, context: html, text, full: html, text
• re-enable drag-and-droom for AppleWebKit >= 531
  • src/hg/hgTracks/config.c 1.82 - lines changed: 27, context: html, text, full: html, text