A .gitignore file for gradle based android projects

Android gradle project gitignore

# built application files
*.apk
*.ap_

# files for the dex VM
*.dex

# Java class files
*.class

# generated files (ignores any bin and gen folders)
bin/
gen/
out/

# Local configuration file (sdk path, etc)
local.properties

# Eclipse project files
.classpath
.project

# Proguard folder generated by Eclipse
proguard/

# Intellij project files
*.iml
*.ipr
*.iws
.idea/
workspace.xml
tasks.xml

# mac folder files
.DS_Store

# Android Studio
.gradle
/local.properties
/.idea/workspace.xml
/.idea/libraries
/build
build/

# from ant
project.properties