As threatened, trim the UDPATING file to the branchpoint for RELENG_5. People wishing to see prior changes are encouraged to look at the UPDATING file on the RELENG_5 branch.  Document when RELENG_5 was branched, as well as the 5.3 release date, as shown in the CVS logs for newvers.sh.
As threatened, trim the UDPATING file to the branchpoint for RELENG_5.
People wishing to see prior changes are encouraged to look at the
UPDATING file on the RELENG_5 branch.  Document when RELENG_5 was
branched, as well as the 5.3 release date, as shown in the CVS logs
for newvers.sh.

This change should not be MFC'd.

Noticed by: Matteo Riondato (and ru)

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