ENYO-1564: fix file creation on most Linux distros (EXDEV)

* ENYO-1564: `log.verbose()` per-service `POST`-ed configuration `Object` (HEAD, origin/ENYO-1564, ENYO-1564)
* ENYO-1564: trap EXDEV at rename as copy+delete
* ENYO-1564: fix leading tabs (coding standards)

Enyo-DCO-1.1-Signed-off-by: Francois-Xavier Kowalski <francois-xavier.kowalski@hp.com>