- awk(1) man page is now maked as nroff include to gawk(1) instead

- awk(1) man page is now maked as nroff include to gawk(1) instead
  making sym link to gawk.1 (this allow compress man pages in future),
- removed INSTALL and COPYING from %doc (copyright statment is in Copyright
  field).
By Wojtek Ślusarczyk <wojtek@shadow.eu.org>:
- added pl translation,
- added -q %setup parameter,
- buildroot canged to /tmp/%{name}-%{version}-root.

Changed files:
    gawk.spec -> 1.1