do not center the "dummy" image of the text annotation, otherwise there's a "jump" when the note is placed

svn path=/trunk/KDE/kdegraphics/okular/; revision=746431

ui/data/tools.xml

@@ -19,7 +19,7 @@ Engine/Annotation Types [specific attributes]:
 <annotatingTools>
     <tool id="1" name="Note" pixmap="tool_note">
         <tooltip>Text Annotation</tooltip>
-        <engine type="PickPoint" color="#FFFF00" hoverIcon="tool_note" center="true">
+        <engine type="PickPoint" color="#FFFF00" hoverIcon="tool_note">
             <annotation type="Text" color="#FFFF00" />
         </engine>
         <shortcut>1</shortcut>