não consegui resolver, pois quando executo o projeto recebo esse Exception
java.lang.NoSuchMethodError: No static method zzb(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object; in class Lcom/google/android/gms/common/internal/zzac; or its super classes (declaration of 'com.google.android.gms.common.internal.zzac' appears in /data/app/com.example.douglas.agenda-2/split_lib_dependencies_apk.apk:classes59.dex)