Update README.md

README.md

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-cncgcodecontroller
+CNC-GCode-Controller
 ==================
+If you use a reprap Controller (like Marlin ...) for a CNC machine then this is your Program ;-)
 
-CNC-GCode-Controller
+### Features:
+* Communication with the Controller over com port
+* Basic movements with preview
+* Loading cnc files
+* Preview of cnc file
+* Autoleveling (at this point only for Marlin firmware because of hit endstop message)
+* Optimise G0 movements
+* Most commonly used Gcodes are translated for a Reprap Controller (Tested with Marlin)
+* Backlash correction
+* Artsupport
 
 ### Tutorial Videos:
   * [en] https://youtu.be/xxbBipRvp5I