#68 broke the build

[cushon]

• In GwtMockitoTest.java, the import of com.mls.web.client.core.ui.components.video.VideoCss is unused and the class is not on the classpath.
• GwtMockitoTest.shouldGenerateHashCodeForMessages fails:

java.lang.StackOverflowError
    at com.google.gwtmockito.fakes.FakeMessagesProvider$1.invoke(FakeMessagesProvider.java:52)
    at com.google.gwtmockito.$Proxy27.hashCode(Unknown Source)
    at com.google.gwtmockito.fakes.FakeMessagesProvider$1.invoke(FakeMessagesProvider.java:55)
    at com.google.gwtmockito.$Proxy27.hashCode(Unknown Source)
    at com.google.gwtmockito.fakes.FakeMessagesProvider$1.invoke(FakeMessagesProvider.java:55)
    at com.google.gwtmockito.$Proxy27.hashCode(Unknown Source)
...

[cushon]

Fixed in 5cab7c21dc3dd36df06740693318ec9cb419e874.