Don't accept 2nd parameter to specify target remote (just use origin)

release

@@ -6,18 +6,12 @@ then
   exit;
 fi
 
-if [ -z "$2" ]
-then
-  echo "Must specify the remote release target (origin, etc.)"
-  exit;
-fi
-
 git checkout develop
 npm version $1
-git push "$2" develop
+git push origin develop
 
 git checkout master
 git pull . develop
-git push "$2" master
+git push origin master
 
-git checkout develop
+git checkout develop