added the "keyboard shortcuts" help link to the interface files

git-svn-id: https://pycam.svn.sourceforge.net/svnroot/pycam/trunk@610 bbaffbd6-741e-11dd-a85d-61de82d9cad9

share/gtk-interface/menubar.xml

@@ -29,6 +29,7 @@
       <menuitem action="HelpGCodeExport"/>
       <menuitem action="HelpSimulation"/>
       <menuitem action="HelpCommandLine"/>
+      <menuitem action="HelpHotkeys"/>
       <separator />
       <menuitem action="HelpToolTypes"/>
       <menuitem action="HelpProcessSettings"/>

share/gtk-interface/pycam-project.ui

@@ -6064,4 +6064,7 @@ Any selected group of dimensions will be scaled accordingly.</property>
   <object class="GtkAdjustment" id="SupportGridPositionManualAdjustment">
     <property name="step_increment">1</property>
   </object>
+  <object class="GtkAction" id="HelpHotkeys">
+    <property name="label">_Keyboard Shortcuts</property>
+  </object>
 </interface>