Upgrade GWT version to 2.8.0 for performance benchmarks
<dependency>
<groupId>com.google.gwt</groupId>
<artifactId>gwt-user</artifactId>
- <version>2.7.0</version>
+ <version>2.8.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>gwt-maven-plugin</artifactId>
- <version>2.7.0</version>
+ <version>2.8.0</version>
<executions>
<execution>
<goals>
