use the Fossify implementation so proper colors are used in all themes

Author: gkuznik

app/src/main/res/layout/activity_event.xml

@@ -35,7 +35,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content">
 
-            <AutoCompleteTextView
+            <org.fossify.commons.views.MyAutoCompleteTextView
                 android:id="@+id/event_title"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"