Add proguard rules for support-v7, fixes #372

F-Droid/proguard-rules.pro

@@ -37,3 +37,14 @@
 -keepclassmembers class * implements android.os.IInterface {
     public *;
 }
+
+# Samsung Android 4.2 bug
+# https://code.google.com/p/android/issues/detail?id=78377
+-keepnames class !android.support.v7.internal.view.menu.**, ** {*;}
+
+-keep public class android.support.v7.widget.** {*;}
+-keep public class android.support.v7.internal.widget.** {*;}
+
+-keep public class * extends android.support.v4.view.ActionProvider {
+    public <init>(android.content.Context);
+}