make no caching the default until we have a scalable cache provider in place
default to current for last_receive
should remove non-permanent subscriptions
squelch NotFound errors and treat like success
if a remove fails in the provider, log it
log error message and object
check error code of object for NotFound and treat as success
add log message if stop passed null argument
fix typo
update command packages to latest
use latest camera and switch command modules
use latest nitrogen client