message: Fix some icons in lumina-xconfig
diff: <string>Refresh Screens</string>
  </property>
  <property name="icon">
  - <iconset theme="view-refresh"/>
  + <iconset theme="view-refresh">
  + <normaloff>.</normaloff>.</iconset>
  </property>
  </widget>
  </item>
  <string notr="true">...</string>
  </property>
  <property name="icon">
  - <iconset theme="list-remove"/>
  + <iconset theme="list-remove">
  + <normaloff>.</normaloff>.</iconset>
  </property>
  </widget>
  </item>
  </item>
  <item>
  <widget class="QToolButton" name="tool_tileX">
  + <property name="toolTip">
  + <string>Align horizontally</string>
  + </property>
  <property name="text">
  <string notr="true">...</string>
  </property>
  <property name="icon">
  - <iconset theme="format-view-column">
  - <normaloff>.</normaloff>.</iconset>
  + <iconset theme="view-split-left-right"/>
  </property>
  </widget>
  </item>
  <item>
  <widget class="QToolButton" name="tool_tileY">
  + <property name="toolTip">
  + <string>Align vertically</string>
  + </property>
  <property name="text">
  <string notr="true">...</string>
  </property>
  <property name="icon">
  - <iconset theme="format-view-agenda">
  - <normaloff>.</normaloff>.</iconset>
  + <iconset theme="view-split-top-bottom"/>
  </property>
  </widget>
  </item>
  <string notr="true">...</string>
  </property>
  <property name="icon">
  - <iconset theme="format-view-grid-small">
  - <normaloff>.</normaloff>.</iconset>
  + <iconset theme="view-grid"/>
  </property>
  </widget>
  </item>
  <string>Preview</string>
  </property>
  <property name="icon">
  - <iconset theme="view-restore"/>
  + <iconset theme="view-restore">
  + <normaloff>.</normaloff>.</iconset>
  </property>
  <property name="toolButtonStyle">
  <enum>Qt::ToolButtonTextBesideIcon</enum>
  <string>Delete</string>
  </property>
  <property name="icon">
  - <iconset theme="view-close"/>
  + <iconset theme="view-close">
  + <normaloff>.</normaloff>.</iconset>
  </property>
  <property name="toolButtonStyle">
  <enum>Qt::ToolButtonTextBesideIcon</enum>
  