cfengine/masterfiles — pull request #295 by phnakarin (2014-07-23 17:12:32+00:00)
Title: support 32-bit and 64-bit cf-upgrade binary. Also preserve cf-twin upgrade for 3.5.x clients

* comments from Jimis in https://dev.cfengine.com/issues/6157 regarding CPU architecture
* add `cfengine_3_5` class for cf-twin on 3.5.x clients