run test in parallel

ci/browser_tests.sh

@@ -20,10 +20,7 @@ while [ ! -f "$SAUCECONNECT_READYFILE" ]; do
   sleep .5
 done
 
-npm run browser-test-remote-firefox || TEST_EXITCODE=1
-npm run browser-test-remote-chrome || TEST_EXITCODE=1
-npm run browser-test-remote-safari || TEST_EXITCODE=1
-npm run browser-test-remote-ie || TEST_EXITCODE=1
+npm run browser-test-remote-parallel || TEST_EXITCODE=1
 
 node ci/sauceDisconnect.js "$SAUCECONNECT_USERNAME" "$SAUCECONNECT_ACCESSKEY" "$SAUCECONNECT_JOBIDENTIFIER"
 

package.json

@@ -8,6 +8,7 @@
     "browser-test-remote-firefox": "nightwatch --config nightwatch.js --env default",
     "browser-test-remote-ie": "nightwatch --config nightwatch.js --env ie",
     "browser-test-remote-safari": "nightwatch --config nightwatch.js --env safari",
+    "browser-test-remote-parallel": "nightwatch --config nightwatch.js --env safari,ie,default,chrome",
     "build": "mkdir -p build; browserify src/index.js -g yo-yoify -o build/app.js; babel --plugins babel-plugin-transform-es2015-template-literals,babel-plugin-transform-es2015-block-scoping build/app.js --out-file build/app.js",
     "csslint": "csslint --ignore=order-alphabetical --errors='errors,duplicate-properties,empty-rules' --exclude-list='assets/css/font-awesome.min.css' assets/css/",
     "downloadsolc": "rm soljson.js; wget https://ethereum.github.io/solc-bin/soljson.js",