Fixed menuconfig on fresh directory

- Added i686 symbolic link again to enable build for Ubuntu 12.04

Signed-off-by: Shahbaz Youssefi <ShabbyX@gmail.com>
Built basis for quiet compilation mode

- Implemented for Kconfig build, but not yet for the RTAI itself

Signed-off-by: Shahbaz Youssefi <ShabbyX@gmail.com>