Merge branch 'master' into jc/web

Merge branch 'master' into jc/web

* master: (114 commits)
  gitweb: Fix setting $/ in parse_commit()
  daemon: do not die on older clients.
  xdiff/xemit.c (xdl_find_func): Elide trailing white space in a context header.
  git-clone: honor --quiet
  Documentation for the [remote] config
  prune-packed: Fix uninitialized variable.
  ignore-errors requires cl
  git-send-email: do not pass custom Date: header
  Use column indexes in git-cvsserver where necessary.
  gitweb: Add '..' (up directory) to tree view if applicable
  gitweb: Improve git_print_page_path
  pager: default to LESS=FRSX not LESS=FRS
  Make prune also run prune-packed
  git-vc: better installation instructions
  gitweb: Do not esc_html $basedir argument to git_print_tree_entry
  gitweb: Whitespace cleanup - tabs are for indent, spaces are for align (2)
  Fix usagestring for git-branch
  git-merge: show usage if run without arguments
  add the capability for index-pack to read from a stream
  git-clone: define die() and use it.
  ...