Forced vgreduce
Use ip route replace instead of route add

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Merge pull request #662 from bogdando/fix_prd2023

PRD-2023: Fix default route for Ubuntu
Merge pull request #641 from bogdando/fix_prd1716

PRD-1716: Fix default route for Centos
Merge pull request #686 from kozhukalov/ubuntu-disks-vgreduce-force

Forced vgreduce
place Ceph admin keyring in /etc/ceph

This change fixes Nova failure to attach a Ceph-backed volume to a VM.
Merge pull request #685 from xarses/ceph-admin-keyring

place Ceph admin keyring in /etc/ceph
FIX: create predefined networks.

Puppet resources 'tupe' must have :ensure parameter if type ensurable.
FIX: lost bridge_mappings for GRE segmentation
FIX: losted auth url
FIX order for creating networks, subnets and routers
FIX: segm.IDs and vlan_ranges for GRE ang flat
FIX: nameservers and enable_dhcp while creating subnet
revert ifconfig requirement due to cycle bug
Merge pull request #689 from Mirantis/revert_ifconfig_req

+2
fix proxy for OSTF tests
Merge pull request #690 from Zipfer/apache_api_proxy

fix proxy for OSTF tests
remove unnided dependices. This dependences create in create_predefined_networks_and_routers()
create networks only on first controller
Merge pull request #688 from xenolog/Q32-fix-04

Multiple fixes for Quantum-net-creation procedure