Appended handling of categorical/continuous EVs.
Appended handling of continuous/categorical EVs.
Introduced code which hard-writes the EVtype vector into the FSL config file, for now.
Changed the keys of some constants in the substitution map to avoid GUI writing conflicts.
Amended key.
Merge pull request #254 from sgiavasis/master

Amended group analysis EV types parameter hard coding.
Merge branch 'master' of https://github.com/FCP-INDI/C-PAC into cwas

Signed-off-by: Zarrar Shehzad <czarrar@gmail.com>

Conflicts:
	CPAC/GUI/interface/utils/constants.py
Consolidate some group pipeline code into functions; start testing these functions

Signed-off-by: Zarrar Shehzad <czarrar@gmail.com>