Remove superfluous files.
Add detangle and modify tangle accordingly.

This will make gonzo dual-source like pylit for better coding in IDE's.
Fix newline handling.
Fix wrong filename/line count bug.
Correctly handle includes.
Fix handling of definition in book file.
Fix @< handling.
Fix handling of normal text after @<
Fix excessive newline.
Fix another instance of excessive newlines.
Fix @< use in book file.
Fix handling of @< @>.

Now color.w and color.book are identical to the computed ones.
Fix missing line.
Fix uncommented line.
Fix uncommented line.
Add compare script and fix all errors.
Add all headers and implementation files.

Add all automatically generated files. These are convertible without
loss of information to their corresponding web/book files and provide a
much smoother experience with IDEs.

I still have to implement automatic merging of changes in h/cc and
w/book files.
Fix compiler errors.

This time the changes are manually reintroduced into web/book files,
later it should be done automatically.