Update Android.gitignore

Android.gitignore

@@ -1,23 +1,39 @@
-# Built application files
+# Android generated
-*.apk
+bin
-*.ap_
+gen
+lint.xml
 
-# Files for the Dalvik VM
+# Eclipse
-*.dex
+.project
+.classpath
+.settings
+.checkstyle
 
-# Java class files
+# IntelliJ IDEA
-*.class
+.idea
+*.iml
+*.ipr
+*.iws
+classes
+gen-external-apklibs
+out
 
-# Generated files
+# Maven
-bin/
+target
-gen/
+release.properties
+pom.xml.*
 
-# Gradle files
+# Ant
-.gradle/
+ant.properties
-build/
-
-# Local configuration file (sdk path, etc)
 local.properties
+proguard.cfg
+proguard-project.txt
 
-# Proguard folder generated by Eclipse
+# Other
-proguard/
+.DS_Store
+tmp
+
+# Gradle
+.gradle
+/build
+/out