Revision 420468

- Update from 0.22 to 0.22.1
- New MANPAGES and DOXYGEN options to control building of documentation (DOXYGEN option is used to build API manpage)
- RUBY option to support ruby bindings
- General port cleanup
- While here, add LICENSE_FILE

PR:		211266
Submitted by:	mp39590@gmail.com (maintainer)