o do not create unnecessary directories
o do not install duplicate stuff obtainable from: silc-client
and silc-server
o handle NOPORTDOCS in post-patch target (patching become very
complex with patches added in this commit)
o depend on silc-client (several files to get port to work)
o change some installation dirs to avoid collision with silc-client
(SILC) development toolkit
o With invaluable feedback from debolaz during our all-nighter
porting work :)
Reviewed by: Anders Nor Berle <debolaz@debolaz.com>