Update README.md

README.md

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 3d illusion lamp pywood base laser cutted with esp8266 and 8x rgb led strip
 
 ## WORK IN PROGRESS!
+
+base design derived from http://www.thingiverse.com/thing:1634938 , thanks to ddanijell for it.
+
+Difference from the original design:
+
+ * removed a layer to adapt the design to 5mm plywood
+ * fixed size issue on button extensions holes
+ * added top layers version for 5 or 2mm plexy
+ * reinforced top buttons
+ * converted design files to SVG with template for k40 laser machine with inkscape and marlin modification
+ * added 3d printed rubber feet design
+ 
+Other than that, the firmware is totaly rewritten from scratch and released under GPL license, other improvements will be done in future.
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