fixed mrtrix direction generator out file treatment. Depends on command
filename previous commit
added 'colored' graph to graph2use
added 'colored' graph to graph2use
fix: path reference for summary file
updated tests
Merge branch 'pr/808'
changelog
Merge branch 'pr/854'

Conflicts:
	CHANGES
fix: test stripped brain image for FLIRT
fix: node variable name
fix: fnirt doesn't require two stages and added config file option
fix: warp zstat files to MNI
fix: use splits properly
fix: remove warpres
fix: change datasink subs
fix: index of zstats
fix: remove slurm plugin defaults. these should be set by the caller
updated CHANGES
Merge pull request #877 from satra/fix/fnirtflow

Fix/fnirtflow
Merge pull request #880 from satra/fix/slurm

fix: remove slurm plugin defaults. these should be set by the caller