Fix 'disk config resize' response documentation

Fixes bug 1085213

As this operation extends server's resize, it also doesn't has a return code

Change-Id: I0aa104c27e6dd5b192712b139d68d8d50cf5ddd0
Added association support samples to network API

Modified: src/wadls/compute-api/src/ext/os-networks.wadl to link to samples in api_samples
- Disassociate only host from network
- Disassociate only project from network
- Associate network with host
Deleted:  src/wadls/compute-api/src/ext/samples/os-networks-disassociate.json (pointed to the xml/json in api_samples too).

Change-Id: Ia0960f396d6e07c0e2573594d150f40e742dd515
Fixes: bug 1077556
Corrected the Volume_types URI in Volume API

Modified: src/wadls/volume-api/src/volume-api.wadl
("v1/{tenant_id}/volume_types" to "v1/{tenant_id}/types")
Build was successful.
Fixes: bug 1071454

Change-Id: I3236130913ca09a70e9c12e178cdaee1f4b999f3
Add {tenant_id} to extensions URI in API reference doc

Fixes bug 1098265

Change-Id: Ib2c3b285277945f099c80dad714ec6457bce2f23
Added doc support for quotas API ext.

Modified:  api-ref/src/wadls/compute-api/src/ext/os-quota-sets.wadl
This change mostly adds xml samples to the API, but also corrects the req/resp samples for 'update quotas'.
Fixes: bug 1086000

Change-Id: I54fa4e076fa3d610bfd707ab1ccb904feca8f99a
Merge "Add {tenant_id} to extensions URI in API reference doc"
Merge "Fix 'disk config resize' response documentation"
Merge "Added doc support for quotas API ext."
Merge "Corrected the Volume_types URI in Volume API"