Update URL for the Pentium Systems Hardware Performance Guide. Closes PR#1918.
Update URL for the Pentium Systems Hardware Performance Guide.
Closes PR#1918.

Submitted by:	David E. O'Brien <obrien@NUXI.cs.ucdavis.edu>

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase