Fixes a little bug in contactlist activity.
Refactor and clean of some codes.
refs #262 Check for translation needed.
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
android:textColor="@color/white" android:textColorHighlight="@color/red"
android:textSize="18sp" android:typeface="normal" android:textStyle="bold"
android:id="@+id/contactlist_group"></TextView>