git p4: accept -v for --verbose

The short form "-v" is common in many git commands as an
alias for "--verbose".

Signed-off-by: Pete Wyckoff <pw@padd.com>
Acked-by: Luke Diamand <luke@diamand.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/git-p4.txt

diff --git a/Documentation/git-p4.txt b/Documentation/git-p4.txt
index 8228f33..4b03356 100644
--- a/Documentation/git-p4.txt
+++ b/Documentation/git-p4.txt
@@ -163,7 +163,7 @@
 --git-dir <dir>::
 	Set the 'GIT_DIR' environment variable.  See linkgit:git[1].
 
---verbose::
+--verbose, -v::
 	Provide more progress information.
 
 Sync options

git-p4.py

diff --git a/git-p4.py b/git-p4.py
index 60012bc..464f64d 100755
--- a/git-p4.py
+++ b/git-p4.py
@@ -3028,7 +3028,7 @@
 
     args = sys.argv[2:]
 
-    options.append(optparse.make_option("--verbose", dest="verbose", action="store_true"))
+    options.append(optparse.make_option("--verbose", "-v", dest="verbose", action="store_true"))
     if cmd.needsGit:
         options.append(optparse.make_option("--git-dir", dest="gitdir"))