Define higher neutron quotas than default

[Matthew Mosesohn]

Documentation here: http://docs.openstack.org/user-guide-admin/content/cli_set_quotas.html#section_networking-advanced-quotas

We may want to set these quotas to unlimited in the short term and then tune them to meet our most typical use case.

[Matthew Mosesohn (raytrac3r)]

upstream puppet-neutron already has neutron::quota class ready:
https://github.com/stackforge/puppet-neutron/blob/master/manifests/quota.pp

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/69345

[Nastya Urlapova (aurlapova)]

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