Proguard

Add the following to your proguard-rules.pro:

# ChatSDK
-keep public class sdk.chat.**, sdk.guru.**, firestream.chat.**, app.xmpp.**, co.chatsdk.** {
    public protected *;
}

-keep class org.ocpsoft.prettytime.i18n.**

-keep class .R
-keep class **.R$* {
    <fields>;
}
# End