Make ProGuard with with Dagger

proguard.cfg

@@ -17,6 +17,20 @@
 
 -keep class com.google.protobuf.** { *; }
 
+## Dagger
+
+-dontwarn dagger.internal.codegen.**
+-keepclassmembers class * {
+    @javax.inject.* *;
+    @dagger.* *;
+    <init>();
+}
+-keep class dagger.* { *; }
+-keep class javax.inject.* { *; }
+-keep class * extends dagger.internal.Binding
+-keep class * extends dagger.internal.ModuleAdapter
+-keep class * extends dagger.internal.StaticInjection
+
 ## GSON
 
 # removes such information by default, so configure it to keep all of it.