Update cctest pars/global.h to refactor PP to RAMP
Update libfg and cctest RAMP function to use DECELERATION parameter
Fix some issues with RAMP function - V ramp now works
Update cctest/src/ccrun.c to end simulation based on ref function status
Add cctest RampTest scripts
Update cctest ccrun.c to move test for converter trip to end of loop
Update scripts/tests/FGC2_SC_60A/pars/load to set HENRYS to 1H - was zero
Update cctest RampTests scripts
Fix bug in regRstCalcRef()