added component rotation to display line
implemented component stack properties and rotation display on croshair
refactoring (in prevision of pnp file generation
added generation of machine control files for TM240A
updated chipshooter ReadMe
added another screenshot with machine stacks and rotation display
small edits in ReadMe
bugs corrections for generated files

- There was a confusion between mil and mm.
- x coordinates where mirrored on bottom side.
replaced board.bom.csv link by the real file
bug removal in generated files, example board data update

The generated xxx.bottom.cvs make now realy move the machine. The top
file is not yet tested. No tests with real components for the moment.
cleanup in templates and generated output
work on keystrokes to change the displayed line
added pan by keyboard
bugfix in template: no panelization line for a single board!
bugfix about clockwise/anticlockwise rotation in different files
ignore other TM240A heads than the two realy existing ones, updated example