push to git with 1 command, not 2

Author: isaacs

package.json

@@ -20,7 +20,7 @@
     "test": "tap test/*.js --cov",
     "preversion": "npm test",
     "postversion": "npm publish",
-    "postpublish": "git push origin --all; git push origin --tags"
+    "postpublish": "git push origin --follow-tags"
   },
   "license": "ISC"
 }