updated change log

Author: chrisgorgo

CHANGES

@@ -2,6 +2,7 @@ Next release
 ============
 * ENH: Dropped support for now 7 years old Python 2.6 (https://github.com/nipy/nipype/pull/1069)
 * FIX: terminal_output is not mandatory anymore (https://github.com/nipy/nipype/pull/1070)
+* ENH: Added "nipype_cmd" tool for running interfaces from the command line (https://github.com/nipy/nipype/pull/795)
 * FIX: Fixed Camino output naming (https://github.com/nipy/nipype/pull/1061)
 * ENH: Add the average distance to ErrorMap (https://github.com/nipy/nipype/pull/1039)
 * ENH: Inputs with name_source can be now chained in cascade (https://github.com/nipy/nipype/pull/938)