added intuitive_interface_cheatsheet to devices/

doc/xschem_man/commands.html

@@ -25,6 +25,24 @@ p{padding: 15px  30px 10px;}
   are the most effective way to build and arrange schematics, so you should learn at least the 
   most important ones.
  </p>
+
+ <h2> INTUITIVE INTERFACE </h2>
+ <p> This is a recent interface that uses less keyboard commands and more mouse actions
+  It is therefore possible to click and drag objects directly and do many more actions
+  by just using mouse actions. This interface is enabled by enabling the menu checkbutton:<br>
+  <kbd>Options -&gt; Intuitive click &amp; Drag Interface</kbd><br>
+  Or by adding the following line:<br>
+ <kbd>set intuitive_interface 1</kbd><br>
+  in your <kbd>xschemrc</kbd> file.
+ </p>
+ <p> The following cheatsheet image shows the intuitive_interface commands</p>
+ <img src="intuitive_interface_cheatsheet.svg">
+ <p> 
+  The standard interface is described below. All below description applies also if
+  intuitive_interface is enabled.
+ </p>
+
+ <h2> STANDARD INTERFACE </h2>
  <p>
   The basic principle in XSCHEM is that first you select something in the circuit then you
   decide what to do with the selection.
@@ -33,6 +51,7 @@ p{padding: 15px  30px 10px;}
   It you need to move together multiple objects you select them (by area or using multiple mouse
   clicks with the <kbd>Shift</kbd> key), then you press the move (<kbd>'m'</kbd>) key.
  </p>
+
  <h3> EDITOR COMMAND CHEATSHEET</h3>
  <p>
   This list is available in XSCHEM in the <kbd>Help</kbd> menu