New symlink for SConstruct
Formatting fixes with
astyle --style=ansi --add-brackets --indent=spaces=4 --indent-switches \
--indent-labels --indent-preproc-define --indent-preproc-cond \
--indent-col1-comments --pad-oper --unpad-paren --align-pointer=type \
--convert-tabs --max-code-length=100
Compare two samples, make sure not to catch on the rising edge