RTS-GMLC Test Case

Reliability Test System - Grid Modernization Lab Consortium

by Clayton Barrows, Ali Ehlen, Matt O Connell, Dheepak Krishnamurthy,
   Brendan McBennett, and Aaron Bloom
National Renewable Energy Lab, Golden CO

Please see https://github.com/GridMod/RTS-GMLC for more details and/or
updated versions.

This version created via SAVECASE on Jan 10, 2019 from:
  https://github.com/GridMod/RTS-GMLC/blob/master/RTS_Data/FormattedData/MATPOWER/RTS_GMLC.m
    >> mpc = loadcase('RTS_GMLC');
    >> mpc = toggle_dcline(mpc, 'on');
    >> savecase('case_RTS_GMLC', mpc);
Manually added this help text and, in mpc.dcline data, manually deleted
output columns MU_PMIN-MU_QMAXT and changed values of 9999 to Inf (RDZ).