Basic VM&Template Genealogy test.

TODO: Check icons? Current structure of the tree does not allow it effectively
Better exception message for flash errors
setup_provider fixture
No template test added
cluster model page
model page for cluster
Merge pull request #1209 from akarol/cluster

Cluster
Small docs fixes
Merge pull request #1227 from psav/docs_fix

Small docs fixes
Add tenant support to OS mgmt_system
scripts use the ipappliance class

Instead of the other way around, like it was...
clone_template script knows how to configure appliances
IPAppliance instantiation tests
Merge pull request #1226 from psav/tenant_support

Add tenant support to automation
SCVMM
Slight refactor
Quadicon.all()
Fix bz set iteration change
Merge pull request #1229 from psav/fix_bz

Fix bz set iteration change
Merge pull request #1228 from mfalesni/quad-all

Quadicon.all()