Changed the keys of some constants in the substitution map to avoid GUI writing conflicts.
Changed the keys of some constants in the substitution map to avoid GUI writing conflicts.

sgiavasis/C-PAC,danlurie/C-PAC,danlurie/C-PAC,roijo/C-PAC_complexitytools,sgiavasis/C-PAC,sgiavasis/C-PAC,roijo/C-PAC_complexitytools,danlurie/C-PAC,sgiavasis/C-PAC,danlurie/C-PAC,roijo/C-PAC_complexitytools,roijo/C-PAC_complexitytools