differentiate requests in accumulator by using its overloaded operator== as well
Merge branch 'vault' of github.com:maidsafe/MaidSafe-Vault into vault
various log messages
minor correction in AddAction
Merge branch 'vault' of github.com:maidsafe/MaidSafe-Vault into vault

Conflicts:
	src/maidsafe/vault/data_manager/service.h