use previous version
-{% set version = "20180122" %}
-{% set sha256 = "5c8346dc28a8cecf22a310da795e7b81f0d0d43c05ba6cb112325dd9e0c373f2" %}
+{% set version = "20171222" %}
+{% set sha256 = "9bc8c7fd2420ee9c6f4eeaf11d08c77682dbb02dc64d64881f38110f693379dc" %}
package:
name: parallel
