Refactor script, set -e does the trick

Author: Christoph Burgmer

go

@@ -1,10 +1,4 @@
-function testFailure {
-    if [ $? != 0 ]; then
-        exit 1;
-    fi
-}
+set -e
 
 ./node_modules/.bin/grunt
-testFailure
 cd test && phantomjs phantomIntegrationTest.js
-testFailure