Test for --css
options --css and --rc added
fixed line_buffer shadow of global var in util.h|c
Bumped to 4.0.9 Added option --rc
Added a test for the new --rc option
Errors go to stderr. Tests for handling of errors
Removed obsolete code. Added generation of pdf files for encoding test
robohdrs change update
macro (#define) shown as 'd' header (bug report from Anand)
cleaned up warnings
