changed interface
using generic architecture interface to obtain register from node

fixed perm lowering

fixed indents (use TAB only as indent at beginning of a line, it will break format otherwise!)

Refactored copyoptmain
Removed Debugging levels
etc. pp.

Happy Christmas!

Bugfix: Liveness must be computed more often. Too often, this should be changed to delta-computations.
In beconstrperms.c after each perm-insert liveness must be updated.

DIRTY bugfix for reg-req for perms

Related fixes in other files.
Some small changes for 2addr code

Added copyopt support for these perms
Newlines for belower.[ch]

fixed indents