Updated git ignore

.gitignore

@@ -1,37 +1,2 @@
-#Android generated
-bin
-gen
-
-#Ruby generated
+#Ruby gem
 *.gem
-
-#Eclipse
-.project
-.classpath
-.settings
-.checkstyle
-
-#IntelliJ IDEA
-.idea
-*.iml
-*.ipr
-*.iws
-classes
-gen-external-apklibs
-out
-
-#Maven
-target
-release.properties
-pom.xml.*
-
-#Ant
-build.xml
-ant.properties
-local.properties
-proguard.cfg
-proguard-project.txt
-
-#Other
-.DS_Store
-tmp