Typo fixes.
replaced exception.what() with boost::diagnostic_information(exception)
Wait time change
wip on removing version handler key
Merge remote-tracking branch 'origin/master' into next
wip on removing version handler key
removed a place will cause exception
Merge branch 'next' of github.com:maidsafe/MaidSafe-Vault into next
Merge branch 'version_handler_key' into next
Updated tests and removed version handler key.