Fixed build: grunt out of memory

package.json

@@ -6,6 +6,9 @@
   "engines": {
     "node": ">=0.10.0"
   },
+  "scripts": {
+    "memGrunt": "node --max-old-space-size=2000 node_modules/.bin/grunt"
+  },
   "devDependencies": {
     "grunt": "~1.0.1",
     "grunt-autoprefixer": "^3.0.4",

pom.xml

@@ -677,11 +677,11 @@
 					<execution>
 						<id>grunt-build</id>
 						<goals>
-							<goal>grunt</goal>
+							<goal>npm</goal>
 						</goals>
 						<phase>generate-resources</phase>
 						<configuration>
-							<arguments>build --no-color --buildNumber=${buildNumber}</arguments>
+							<arguments>run memGrunt -- --no-color --buildNumber=${buildNumber}</arguments>
 							<srcdir>${basedir}/src/main/sourceapp</srcdir>
 							<outputdir>${basedir}/src/main/webapp/html</outputdir>
 							<triggerfiles>