message: Flip the location of the +/- buttons on the panel config widget to match the other pages.
diff: <item>
  <widget class="QTabWidget" name="tabWidget">
  <property name="currentIndex">
  - <number>0</number>
  + <number>2</number>
  </property>
  <property name="iconSize">
  <size>
  <height>22</height>
  </size>
  </property>
  - <widget class="QWidget" name="tabWidgetPage1" native="true">
  + <widget class="QWidget" name="tabWidgetPage1">
  <attribute name="title">
  <string notr="true"/>
  </attribute>
  </item>
  </layout>
  </widget>
  - <widget class="QWidget" name="tabWidgetPage2" native="true">
  + <widget class="QWidget" name="tabWidgetPage2">
  <attribute name="title">
  <string notr="true"/>
  </attribute>
  </item>
  </layout>
  </widget>
  - <widget class="QWidget" name="tabWidgetPage3" native="true">
  + <widget class="QWidget" name="tabWidgetPage3">
  <attribute name="title">
  <string notr="true"/>
  </attribute>
  <item>
  <layout class="QHBoxLayout" name="horizontalLayout_3">
  <item>
  - <widget class="QToolButton" name="tool_remplugin">
  + <widget class="QToolButton" name="tool_addplugin">
  <property name="text">
  - <string notr="true">rem</string>
  + <string notr="true">add</string>
  </property>
  </widget>
  </item>
  <item>
  - <widget class="QToolButton" name="tool_addplugin">
  + <widget class="QToolButton" name="tool_remplugin">
  <property name="text">
  - <string notr="true">add</string>
  + <string notr="true">rem</string>
  </property>
  </widget>
  </item>
  