Fixes run_mode input conflict when using randomize
Makes workflow compatible with Nipype 0.8.0, which requires user input on sorting files.  Other changes to fmri_QA.py move view of the custom_ROI_list option and field outside of the Execution tab.
Option to use ANTs's WarpImageMultiTransform instead of WarpTimeSeriesImageMultiTransform if the user's moving image inputs are neither 4D nor 3D with vector voxels.
Merge pull request #18 from warrenwinter/WIMT_functional_normalization

Fixes & enhs for fMRI QA, struct & func normalization, FSL one-sample t-test