Re-enabled vault_manager submodule.
Merge remote-tracking branch 'origin/next' into vault_manager_update
Merge remote-tracking branch 'origin/next' into vault_manager_update
Merge remote-tracking branch 'origin/next' into vault_manager_update
catch up with VLOG changes; log for account_transfer and VersionHandler
Merge branch 'next' into vault_manager_update
Updated minimum required CMake version for OS X to 2.8.12.2
Added BOOST_DISABLE_ASSERTS option to enable/disable BOOST_ASSERT.
BOOST_ASSERT is now disabled by default.