added grcnflst_free, but there is a linker issue

Also started a new main example for testing whole data sets.

falcon_cnfize_dats.c: In function âATSLIB_056_prelude__list_vt_freelin__clear__7__1â:
falcon_cnfize_dats.c:1698:1: error: âPMVtmpltcstmatâ undeclared (first use in this function)
falcon_cnfize_dats.c:1698:1: note: each undeclared identifier is reported only once for each function it appears in
falcon_cnfize_dats.c:1698:1: error: âgclear_refâ undeclared (first use in this function)
falcon_cnfize_dats.c:1698:1: warning: implicit declaration of function âS2EVarâ [-Wimplicit-function-declaration]
falcon_cnfize_dats.c:1698:1: error: expected expression before â)â token
exec(gcc -std=c99 -D_XOPEN_SOURCE -I/home/brandon/ATS-Postiats -I/home/brandon/ATS-Postiats/ccomp/runtime -I/home/brandon/ATS-Postiats/contrib -DATS_MEMALLOC_LIBC -D_GNU_SOURCE -c falcon_cnfize_dats.c) = 256