Merge "Fix FirebaseUI version"

Author: samtstern

database/app/build.gradle

@@ -33,7 +33,7 @@ dependencies {
     compile 'com.android.support:cardview-v7:23.2.1'
     compile 'com.android.support:design:23.2.1'
 
-    compile 'com.firebaseui:firebase-ui-database:1.0.0-beta1'
+    compile 'com.firebaseui:firebase-ui-database:0.4.0'
 
     compile 'com.google.firebase:firebase-auth:9.0.0'
     compile 'com.google.firebase:firebase-database:9.0.0'