Properly Catch RefsExistError on ressource creation

Signed-off-by: Édouard Thuleau <edouard.thuleau@cloudwatt.com>
Fix issue on subnet creation

If nameserver or host_route are not set, the _subnet_neutron_to_vnc
tries to iter on None.

Signed-off-by: Édouard Thuleau <edouard.thuleau@cloudwatt.com>
Fix tenant_id filtering

Signed-off-by: Édouard Thuleau <edouard.thuleau@cloudwatt.com>
Merge pull request #64 from cloudwatt/juniper/Correct_bugs_subnet_create

Fix issue on subnet creation
Merge pull request #65 from cloudwatt/juniper/filter_tenants

Fix tenant_id filtering
Merge pull request #60 from cloudwatt/juniper/Catch_RefExistError_on_creation

Properly Catch RefsExistError on ressource creation
Bug 1332431: port_list with name in the filter should only return ports with that name
Merge pull request #67 from Juniper/sb

Bug 1332431: port_list with name in the filter should only return ports ...
Use default ipam from the same projet if available, otherwise use from default-project
Merge pull request #68 from Juniper/sb

Use default ipam from the same projet if available, otherwise use from d...
Bug 1332645: Do not cache subnet name to id mapping in neutron. Always read it from api server
Check for quota being present before accessing it
Merge pull request #69 from Juniper/sb

Bug 1332645: Do not cache subnet name to id mapping in neutron. Always r...
Merge remote-tracking branch 'upstream/R1.06' into R1.06