Merge branch 'maint'

* maint: Typo fix: replacing it's -> its t: make PIPE a standard test prerequisite archive: clarify explanation of --worktree-attributes t/README: --immediate skips cleanup commands for failed tests

Junio C Hamano committed Apr 11, 2013 at 17:41 UTC e2af9e361b1d7452492baa073790b19292f9c038

No changes.