Merge pull request #53 from akeshavan/master

major bug fix in datagrabber
Merge pull request #54 from akeshavan/master

fix: sliceorder
Merge pull request #55 from akeshavan/master

ENH/WIP: new first level workflow with EV files as inputs, and other WIPS added
Custom slice order for AFNI
comment out parameter append
Fixed identation
changed custom order file to order file supplied by user.
Merge pull request #57 from stymy/enh/custom_sliceorder

Enh/custom sliceorder
Merge remote-tracking branch 'upstream/master'
Merge branch 'refactor'