thoroughly updated the launch targets for testing lombok in eclipse;

they should now be able to handle running JDK8 etc tests.

CAREFUL: You MUST name your JDK8 'JavaSE-1.8' or it won't work.

Also added a basic test for JDK8 features.

test/transform/resource/before/ValInTryWithResources.java

@@ -1,4 +1,4 @@
-//version 7
+//version 7:
 import lombok.val;
 import java.io.IOException;