DOC: updated CHANGES

Author: satra

CHANGES

@@ -1,6 +1,7 @@
 Next release
 ============
 
+* FIX: Edge case with sparsemodels and PEP8 cleanup (https://github.com/nipy/nipype/pull/1046)
 * ENH: New io interfaces for JSON files reading/writing (https://github.com/nipy/nipype/pull/1020)
 * ENH: Enhanced openfmri script to support freesurfer linkage (https://github.com/nipy/nipype/pull/1037)
 * BUG: matplotlib is supposed to be optional (https://github.com/nipy/nipype/pull/1003)