Commits for krish

v242_base to v243_preview (2010-10-12 to 2010-10-19) v243

• added alpha, install targets to makefile so that scripts don't get out of synch
  • src/hg/encode/encodeMkChangeNotes/makefile - lines changed 13, context: html, text, full: html, text
• added option to set number of context lines, set default to 15
  • src/utils/git-reports/git-reports.c - lines changed 9, context: html, text, full: html, text