uuid 7.x-1.0-beta1

Changes since 1.0-alpha6:

• #2374691 by alexdmccabe: Call to undefined function uuid_sync_all()
• #2364859 by daniel_j: Fixed entity_save in uuid_update_7103 fails due to missing parameter.
• #2179475 by jweowu: Improve UUID generation
• #1565082 by jeffschuler: Fix features hook docs
• #1795152 by jamesharv: Localise tnid of node in hook_entity_uuid_save() if not yet done
• #2339411 by joseph.olstad, skwashd: Check entities delete before trying to delete them
• #2308501 by james_kerrigan: Implement static caching for uuid/id lookups
• #1959276 by jpstrikesback, skwashd: Return 406 if user doesn't exist
• #2074599 by timaholt, skwashd: Remove all contrib module suppport
• #2276507 by dkingofpa, skwashd: Use correct $op check for taxonomy terms
• #2302575 by dkingofpa: Don't change comment op for access check
• #1859234 by CarlHinton: Make entity_uuid_save() return result from entity_save()
• #1665084 by skwashd: Drop references to deleted hook
• Implement access check before the redirect to prevent information disclosure
• Prevent fatal errors in UUID entity functions if entity type does not support UUID