Update git2dot.py version format

Author: jlinoff

git2dot.py

@@ -99,7 +99,7 @@
 import sys
 
 
-VERSION = '0.8.1'
+VERSION = '0.8.2'
 DEFAULT_GITCMD = 'git log --format="|Record:|%h|%p|%d|%ci%n%b"' # --gitcmd
 DEFAULT_RANGE = '--all --topo-order'  # --range
 
@@ -1533,7 +1533,7 @@ def gettext(s):
 
     parser.add_argument('-V', '--version',
                         action='version',
-                        version='%(prog)s v{0}'.format(VERSION),
+                        version='%(prog)s version {0}'.format(VERSION),
                         help="""Show program's version number and exit.
  """)