Reworked the examples.

examples/java/.gitignore

@@ -0,0 +1,28 @@
+**/.idea/dictionaries
+**/.idea/gradle.xml
+**/.idea/libraries
+**/.idea/tasks.xml
+**/.idea/workspace.xml
+*.iws
+.DS_Store
+.classpath
+.gradle
+.kobalt
+.nb-gradle
+.project
+.settings
+/bin
+/build
+/deploy
+/dist
+/gen
+/gradle.properties
+/libs
+/local.properties
+/out
+/proguard-project.txt
+/project.properties
+/test-output
+Thumbs.db
+ehthumbs.db
+kobaltBuild