* 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