Move smi trap sample to documentation, don't keep it in every mobo.

Sample code belongs to documentation, not copied 100x over prodcution code.

Change-Id: I6bb318d76057d02bd6ac5641d12d56ab6d60b745
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/10229
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
27 files changed