Update TODO in DatabaseConfig

Author: schmidt-sebastian

firebase-database/src/main/java/com/google/firebase/database/core/DatabaseConfig.java

@@ -20,8 +20,8 @@
 import java.util.List;
 
 /**
- * TODO: Since this is no longer public, we should merge it with Context and clean all this crap up.
- * Some methods may need to be re-added to FirebaseDatabase if we want to still expose them.
+ * TODO: Merge this class with Context and clean this up. Some methods may need to be re-added
+ * to FirebaseDatabase if we want to still expose them.
  */
 public class DatabaseConfig extends Context {