docu; * add hints/todo for KiCAD travis output generation and graphical diff

Author: ursin@ThinkPad-T440-ursin

README.md

@@ -101,6 +101,10 @@ ${EAGLE} -X -dGERBER_RS274X -o${outputfile}.sts ${board} bStop
 ```
 (mill and drill needs: gerb274x-mill-drill.cam)
 
+#### Generate schematic, PCB and GERBER from KiCAD (TODO)
+* https://forum.kicad.info/t/generate-gerber-files-from-script/1853/15
+* https://electronics.stackexchange.com/questions/390135/command-line-interface-for-kicad
+
 ## License
 
 The content of this project itself is licensed under the [Creative Commons Attribution 3.0 license](http://creativecommons.org/licenses/by/3.0/us/deed.en_US), and the underlying source code used to format and display that content is licensed under the [MIT license](http://opensource.org/licenses/mit-license.php), see the [LICENSE](LICENSE.md) file for license rights and limitations (MIT).