use --follow-tags on git publish push

Author: isaacs

package.json

@@ -11,7 +11,7 @@
     "test": "tap",
     "preversion": "npm test",
     "postversion": "npm publish",
-    "postpublish": "git push origin --all; git push origin --tags",
+    "postpublish": "git push origin --follow-tags",
     "genparse": "node scripts/generate-parse-fixtures.js",
     "bench": "for i in benchmarks/*/*.js; do echo $i; for j in {1..5}; do node $i || break; done; done"
   },