chore(package): update coveralls to version 3.0.0 (#22)

Author: greenkeeper[bot]

package.json

@@ -26,7 +26,7 @@
     "babel-plugin-transform-es2015-modules-umd": "^6.23.0",
     "babel-preset-es2015": "^6.18.0",
     "babel-preset-stage-0": "^6.16.0",
-    "coveralls": "^2.11.15",
+    "coveralls": "^3.0.0",
     "jest": "^22.0.0",
     "jest-each": "0.3.1"
   },