Butterknife 8.0的混淆代码

Butterknife 7.0,8.0 的混淆代码：
 #butterknife 混淆
    -keep class butterknife.** { *; }
    -dontwarn butterknife.internal.**
    -keep class **$$ViewBinder { *; }
    -keepclasseswithmembernames class * {
        @butterknife.* <fields>;
    }
    -keepclasseswithmembernames class * {
        @butterknife.* <methods>;
    }

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