Merge remote-tracking branch 'origin/vault' into data_manager
fully specialise DoOperation<PmidNodeService, T*>
Merge branch 'vault' of github.com:maidsafe/MaidSafe-Vault into vault
Merge branch 'data_manager' of github.com:maidsafe/MaidSafe-Vault into data_manager
Merge remote-tracking branch 'origin/vault' into data_manager
Further updates.