2013.2 (Havana)

Credential "data" should be "blob".

Change-Id: I84faf52c957ed3da203e944edcabc0af3961aa1b

Merge "Replaced markdown syntax with rst syntax"

Cleanup and refactoring of identity docs. Bug #972370

Update Patch:
* Reverted Change-Id: I48fa41fa45943f2848483c1c9f56402f49cf00af (You should be able to associate a token with 0 or more tenants.)
* Removed extra white spaces.
* Fixed samples with OS-KSEC2-s3Credentials -> OS-KSEC2:s3Credentials
* Removed stale / commented code snippets.
* Clarified optional encryption in OS-KSVALIDATE
* Fixed copyright note in OS-KSVALIDATE

Change highlights
- Placed all extensions in an individual folder within: openstack-identity-api/src/docbkx/extensions/
- Each extension has its own folder which contains its doc devguide, WADL and sub-folders with samples and xsd
- WebHelp and PDF generated for all extensions
- Removed unused files
- All extensions are documented

Extensions:
* HP-IDM
* OS-KSADM
* OS-KSCATALOG
* OS-KSEC2
* OS-KSS3
* OS-KSVALIDATE
* RAX-GRPADM
* RAX-KSGRP
* RAX-KSKEY
* RAX-KSQA

Updated used version of doctools to 1.3.0

Change-Id: I9b16ee44252481680cce90eb044d081a65eaf336