Forgot to update usage text.

git-flow-feature

@@ -43,7 +43,7 @@ PREFIX=$(git config --get gitflow.prefix.feature)
 
 usage() {
 	echo "usage: git flow feature [list] [-v]"
-	echo "       git flow feature start [-Ff] <name> [<base>]"
+	echo "       git flow feature start [-F] <name> [<base>]"
 	echo "       git flow feature finish [-rF] <name|nameprefix>"
 	echo "       git flow feature publish <name>"
 	echo "       git flow feature track <name>"