Updating VERSION
Use ovs-vsctl commands to determine if the bridge exists instead of grep

Closes rcbops/chef-cookbooks#752

(cherry picked from commit 050098dd75e0ca1566ce35ebd3ba1a4be2a0b1c1)
Merge pull request #107 from claco/v4.2.2rc

Merged automatically by jenkins after successful build test
add additional openvswitch packages to the dep list

Reference https://github.com/rcbops/chef-cookbooks/issues/758
Merge pull request #111 from rackerjoe/v4.2.2rc

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kill leftover quantum ns-proxy proccess
Merge pull request #113 from rackerjoe/v4.2.2rc

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adding 1 as accepted return code for killing stale quantum proccess
Merge pull request #115 from jrcloud/v4.2.2rc

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template sqlalchemy_pool_size in ovs plugin conf

adds ["neutron"]["database"]["sqlalchemy_pool_size"] attribute that
defaults to 5.

Fixes rcbops/chef-cookbooks#755
Merge pull request #118 from rackerjoe/v4.2.2rc

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fixed no_op notifier
Enabled VPNaaS as well as FWaaS

These commits add the configs needed to enable / install these
"advanced" services which are provided by Neutron.
fixed typo
Merge pull request #119 from cloudnull/v4.2.2rc

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Disable builtin router and network schedulers
updated Neutron L3 Agent setup

* Added guard to recipe "recipes/neutron-l3-agent.rb" which skips the bridge
create resource if the external_bridge attribute is nil or an empty string.
* Change the default attribute for external_bridge to an empty string as this
will provide for the most use cases without overriding the attribute.
Merge pull request #122 from Apsu/v4.2.2rc

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Merge pull request #125 from cloudnull/v4.2.2rc

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fixed issue in RHEL when rootwrap.d does not exist