Use eslint-plugin-prettier when linting

Instead of using the hacky `prettier` command, add a new rule to eslintrc to
accomplish the same thing.  This improves error reporting.

Change-Id: If37f39b45bf4e4246fa73c3b4f130f5a10fb86d9

.eslintrc

@@ -9,6 +9,7 @@
     "no-unneeded-ternary": 1,
     "no-unused-vars": [1, {"vars": "local", "args": "none"}],
     "radix": 0,
+    "prettier/prettier": ["error", {"singleQuote": true}],
     "react/jsx-boolean-value": [1, "never"],
     "react/jsx-no-duplicate-props": 1,
     "react/jsx-no-undef": 1,
@@ -45,6 +46,7 @@
     "experimentalObjectRestSpread": true
   },
   "plugins": [
+    "prettier",
     "react"
   ],
   "parser": "babel-eslint"

bin/run_lint.sh

@@ -17,5 +17,4 @@
 set -e
 
 eslint --max-warnings 0 src
-prettier --single-quote --list-different 'src/**/*.js'
 ./bin/verify-languages.js