What - .gitignore
@Description/root cause - Why
    a script to ask git to ignore the files and folders.

@Resolution - How
    # built application files
    *.apk
    *.ap_

    # files for the dex VM
    *.dex

    # Java class files
    *.class

    # generated files
    bin/
    gen/

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

    # Eclipse project files
    .classpath
    .project

@Reviewer
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