fix prepublish

Author: leebyron

CONTRIBUTING.md

@@ -46,10 +46,10 @@ Complete your CLA here: <https://code.facebook.com/cla>
    git clone git@github.com:yournamehere/graphql-js.git
    ```
 
-3. Update or install all dependencies
+3. Install or Update all dependencies
 
    ```sh
-   npm update
+   npm install
    ```
 
 4. Get coding! If you've added code, add tests. If you've changed APIs, update

package.json

@@ -34,7 +34,7 @@
     "cover": "babel-node node_modules/.bin/isparta cover --root src --report html node_modules/.bin/_mocha -- $npm_package_options_mocha",
     "coveralls": "babel-node node_modules/.bin/isparta cover --root src --report lcovonly node_modules/.bin/_mocha -- $npm_package_options_mocha && cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js",
     "preversion": "npm test",
-    "prepublish": "if [ '$CI' = true ]; then babel src --ignore __tests__ --out-dir ./; else echo 'Only CI can publish. Read CONTRIBUTING.md' 1>&2; exit 1; fi;"
+    "prepublish": "not-in-install && (if [ \"$CI\" = true ]; then babel src --ignore __tests__ --out-dir ./; else echo 'Only CI can publish. Read CONTRIBUTING.md' 1>&2; exit 1; fi) || in-install"
   },
   "dependencies": {
     "babel-runtime": "5.8.3"
@@ -49,6 +49,7 @@
     "coveralls": "2.11.2",
     "eslint": "0.24.0",
     "flow-bin": "0.13.1",
+    "in-publish": "2.0.0",
     "isparta": "3.0.3",
     "minimist": "1.1.2",
     "mocha": "2.2.5",