Fix Centos 7 template symbol "" + Add Global Vlan Support and Hostname (#308)

* Add files via upload

* Add files via upload

* Add files via upload

* Revert "Add files via upload"

This reverts commit 631fd0a9afa1b1be89a951214e3367f19ec09ed1.

* Revert "Add files via upload"

This reverts commit 3e0090262ed46d2fe9301e538d5c6b32e4fed052.

* Revert "Add files via upload"

This reverts commit 785a34d189ad8d0526d06ff547dea2fa5b708409.

* Vlan to global Config if defined
Redefine hostname in manifest

* Syntax Fix

Co-authored-by: Michail.Chodorenko via puppet-sandbox <michail.chodorenko@hoster.by>