Fix some puppet lint warnings.

Puppet-lint likes the ensure's to come first.

Change-Id: I9ecd8213c140e51769258c03038082fb98a2bd34
(cherry picked from commit 86868bd15c803e25e249133df91c4e0dcfb2938a)
update fixtures for grizzly

Change-Id: Ibef078995f6adf73dda2de9f7072f8330249ac5c
Include iso as supported disk_format

iso is a supported type for disk_format, include it as
a supported property value

Change-Id: I7026a8e4bae235acaae0a9856fab8a47ccb3e49e
Disable 80chars/class_parameter_defaults checks

* Disable warnings for "line has more than 80 characters"
* Disable warnings for "parameterised class parameter without a default value"

We do not wish to track warnings for such violations.

Change-Id: Idb3828f7b19c39ebcb84c4ad8f415aefef84cf21
(cherry picked from commit f2ffec82af9a39dc3f7f0dc2c2c90eb35e2b5d22)
Merge branch 'dev' of https://github.com/gwdg/puppetlabs-glance into dev