GiNaC/ginac color.cpp numeric.cpp structure.cpp structure.h

[Richard Kreckel]

Update of /home/cvs/GiNaC/ginac

Modified Files:
	color.cpp numeric.cpp structure.cpp structure.h 
Log Message:
* color.cpp: remove duplicated default args.
* numeric.cpp: insert some missing cln:: namespace decls.  
  Why did this ever work?
* structure.cpp, structure.h: adjust to the new print scheme.