hiram: changes by commit

branch to review (2009-09-29 to 2009-10-06) v217

• Was missing overlapping data condition on a fixedStep case
  • src/hg/lib/wigAsciiToBinary.c 1.31 - lines changed: 19, context: html, text, full: html, text
• A bit too agressive on that overlap check, don't do it for position 0
  • src/hg/lib/wigAsciiToBinary.c 1.32 - lines changed: 2, context: html, text, full: html, text
• fixup access to normScore column for tables that have that
  • src/hg/hgc/hgc.c 1.1577 - lines changed: 6, context: html, text, full: html, text