Merge branch 'pw/p4'

* pw/p4: git-p4: support clone --bare git-p4: decode p4 wildcard characters git-p4: better message for "git-p4 sync" when not cloned git-p4: reinterpret confusing p4 message git-p4: accommodate new move/delete type in p4 git-p4: add missing newline in initial import message git-p4: fix key error for p4 problem git-p4: test script