cfengine/masterfiles — pull request #199 by tzz (2014-04-11 00:49:52+00:00)
Title: Support CFEngine 3.7 and remove support for 3.4

This commit removes all the 3.4 workarounds, including `cf_null` in slists and `cfengine_3_4` in class conditions. 3.4 is explicitly not supported now.