Fix xterm entry by fallback to vt220 entry, also compact VT* is/rs capabilities to prevent overflowing
Fix xterm entry by fallback to vt220 entry,
also compact VT* is/rs capabilities to prevent overflowing

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