add shorthand shortcut -v for --version

bin/autojump

@@ -34,7 +34,7 @@ import re
 import shutil
 from tempfile import NamedTemporaryFile
 
-VERSION = 'release-v21.1.3'
+VERSION = 'release-v21.1.4'
 MAX_KEYWEIGHT = 1000
 MAX_STORED_PATHS = 1000
 COMPLETION_SEPARATOR = '__'
@@ -231,7 +231,7 @@ def options():
             help='delete all database entries that no longer exist on system')
     parser.add_argument('-s', '--stat', action="store_true", default=False,
             help='show database entries and their key weights')
-    parser.add_argument('--version', action="version", version="%(prog)s " + VERSION,
+    parser.add_argument('-v', '--version', action="version", version="%(prog)s " + VERSION,
             help='show version information and exit')
 
     ARGS = parser.parse_args()