Merge branch 'master' of git://git.kernel.org/pub/scm/git/git

Merge branch 'master' of git://git./git/git

* 'master' of git://git.kernel.org/pub/scm/git/git:
  Allow multiple "git_path()" uses
  gitweb: Add link to "project_index" view to "project_list" page
  gitweb: Allow for href() to be used for links without project param
  Define fallback PATH_MAX on systems that do not define one in <limits.h>
  Document git-grep -[Hh]
  Fix duplicate xmalloc in builtin-add
  gitweb: Add git_project_index for generating index.aux
  gitweb: Do not parse refs by hand, use git-peek-remote instead
  gitweb: Use File::Find::find in git_get_projects_list
  Handle invalid argc gently
  Add "-h/-H" parsing to "git grep"