Merge branch 'master' into bug/afni

* master:
  PEP8
  Added human order sorting for FLAMEO outputs, fixed abspath for Cluster outputs.
  added back the fstat outputs to fsl flameo interface
  enh: replace id extraction with regular expression
  fix: check only the last line in the sge qsub stdout
move name_source to BaseInterface
overload_ext
fixing tests
merge
Fixing path issues for CMTK Parcellate dilated ROI files
Removed ipdb trace
Update .travis.yml
Fixed Frontiers citation
Update indexsidebar.html
Merge pull request #744 from apdavison/patch-1

Fixed Frontiers citation
make DataGrabber and SelectFiles use human order
Fixed a copy/paste error.
Added tests.
Merge pull request #745 from chrisfilo/enh/human_order_datagrabber

make DataGrabber and SelectFiles use human order
fix: construct sparse matrix using topological sort order
Merge branch 'master' into fix/sparse_matrix

* master:
  Added tests.
  Fixed a copy/paste error.
  make DataGrabber and SelectFiles use human order
  Update indexsidebar.html
  Fixed Frontiers citation
  Update .travis.yml
Merge pull request #738 from swederik/bf/parcellate

BF: Fixing path issues for CMTK Parcellate dilated ROI files
Merge pull request #747 from satra/fix/sparse_matrix

fix: construct sparse matrix using topological sort order
merge fix plop truc ninnin