In particular, replace compiler.h by ugtypes, architecture.h,
and ugtime.h. The stuff in compiler.h will from now on be handled
by config.h and friends exclusively.

- Klaus: mit ModelP gibts Probleme mit dem C++-Frontend
		 in ddd.h ( see environment von DDD_InfoPriority ())

[[Imported from SVN: r4594]]

UG's first visualisation in CAVE!
needs some more development for simple usage.

[[Imported from SVN: r4592]]

[[Imported from SVN: r4591]]

new version (still preliminary) by SL, KB and Uwe Woessner from RUS.

Makefile.covise has hardcoded library path, should be removed in
next version.

contains debug output. coviseif is able to connect via sockets
(aka Covise Commlib) to a covise frontend running on some workstation.

[[Imported from SVN: r4529]]

this is still so preliminary that it won't work.
be patient ...

[[Imported from SVN: r4521]]

its so preliminary that it will not work. :-)

[[Imported from SVN: r4486]]