- Some cosmetic changes

src/icons.qrc

@@ -93,6 +93,7 @@
   <file>Icons/oxygen/edit-copy.png</file>
   <file>Icons/oxygen/bt_settings.png</file>
   <file>Icons/oxygen/document-new.png</file>
+  <file>Icons/oxygen/preferences-desktop.png</file>
   <file>Icons/oxygen/tab-close.png</file>
   <file>Icons/oxygen/wallet.png</file>
   <file>Icons/oxygen/webui.png</file>
@@ -101,7 +102,6 @@
   <file>Icons/oxygen/bug.png</file>
   <file>Icons/oxygen/list-add.png</file>
   <file>Icons/oxygen/folder.png</file>
-  <file>Icons/oxygen/configure.png</file>
   <file>Icons/oxygen/edit-cut.png</file>
   <file>Icons/oxygen/unsubscribe.png</file>
   <file>Icons/oxygen/subscribe16.png</file>

src/options.ui

@@ -92,14 +92,14 @@
        </property>
        <item>
         <property name="text">
-         <string>General</string>
+         <string>UI</string>
         </property>
         <property name="textAlignment">
          <set>AlignHCenter|AlignVCenter|AlignCenter</set>
         </property>
         <property name="icon">
          <iconset resource="icons.qrc">
-          <normaloff>:/Icons/oxygen/configure.png</normaloff>:/Icons/oxygen/configure.png</iconset>
+          <normaloff>:/Icons/oxygen/preferences-desktop.png</normaloff>:/Icons/oxygen/preferences-desktop.png</iconset>
         </property>
         <property name="flags">
          <set>ItemIsSelectable|ItemIsEnabled</set>