add field map task into the piepline
partial implementation
partial implementation
Add  actAnatPrepareFreesurfer custom modificaton
forgotten branch from original svn repository
patch illegal encode caracters
Merge branch 'mathieu_addFieldMapTaskTemp'

Conflicts:
	modules/subjectmanager.py
change fieldmap order
rename fielmap order
path __reinitialization methods
Merge branch 'mathieu_changeFieldmapOrder'
use format() string to ensure futur compatibility with python version 3
Use util library instead of generic task for launching recon-all
fix type in string
rewrite act_anat_prepare_freesurfer script
comment task qa so the pipeline do not crash
Merge pull request #4 from mathieudesro/master

hardcode act_anat_prepare_freesurfer, improve compatibility to python 3
improve fielmap algirithm
fix magnitude and pahase map not taken into charge into baskup task
modify or add some mask into tensor and hardi tasks