message: Update mouse-over dialogue tooltip for consistency
  This change updates the mouse-over dialogue tooltip to add a (dot) at the end.
  From: Accept connections from outside
  To: Accept connections from outside.
diff: <item>
  <widget class="QCheckBox" name="allowIncoming">
  <property name="toolTip">
  - <string>Accept connections from outside</string>
  + <string>Accept connections from outside.</string>
  </property>
  <property name="text">
  <string>Allow incoming connections</string>
  