If the environment variable BAPI_ENV_PATH is set, the config system will
try to read configs from the given path instead of .env in pwd
If no file is found .env in pwd will be used as a fallback
Env variables will always override settings in .env files.
Some apps might give status information that is computationally to
expensive to include in the normal status endpoint which can be polled
more often.
closes#237
