Short options!

Any subcommand that has two or more booleon short options can
now combine those two options.  For example:

kpod rmi -af (Remove all images forceably)

Signed-off-by: baude <bbaude@redhat.com>

Closes: #100
Approved by: rhatdan

cmd/kpod/create.go

@@ -131,13 +131,14 @@ var createDescription = "Creates a new container from the given image or" +
 	" will be created with the initial state 'created'."
 
 var createCommand = cli.Command{
-	Name:           "create",
-	Usage:          "create but do not start a container",
-	Description:    createDescription,
-	Flags:          createFlags,
-	Action:         createCmd,
-	ArgsUsage:      "IMAGE [COMMAND [ARG...]]",
-	SkipArgReorder: true,
+	Name:                   "create",
+	Usage:                  "create but do not start a container",
+	Description:            createDescription,
+	Flags:                  createFlags,
+	Action:                 createCmd,
+	ArgsUsage:              "IMAGE [COMMAND [ARG...]]",
+	SkipArgReorder:         true,
+	UseShortOptionHandling: true,
 }
 
 func createCmd(c *cli.Context) error {