Bring intro(3) a bit closer to reality:
Bring intro(3) a bit closer to reality:

1)	comment out xref to non-existant libc(3)
2)	comment out reference to Fortran specific section (3f)
3)	add libkvm with reference to kvm(3)
4)	comment out xref to non-existant pc(1)
5)	comment out libplot and libplotf77
6)	fix problem with -ltermcap not being parenthesized
7)	sort files listing

still missing most of the libraries that exist in /usr/lib.

Closes PR#1151

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