resources: Cleaned SPEC 2006 and 2017 README

This commit expands the SPEC 2006 description to something more detailed
and fixes some incorrect directory references.

Change-Id: Ia477f7d094af781bb724a19ff4832d12e9dd3dfc
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5-resources/+/32537
Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu>
Reviewed-by: Hoa Nguyen <hoanguyen@ucdavis.edu>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: Jason Lowe-Power <power.jg@gmail.com>
1 file changed
tree: 92d7114e78a8b7dfd075cdafb8340e3ca1ad827f
  1. README.md
  2. src/