Output Location

Standardization of output locations makes logs easier to locate and ship for indexing. 

Expand on out-of-container locations off /dockerdata-nfs

Logfiles should default to beneath /var/log, and beneath /var/log/onap in the case of core ONAP components:

Anything else written into /var/log/ONAP_EELF, if so, is it /var/log/ONAP_EELF or /var/log/onap_EELF?

For the duration of Beijing, logs  will be written to a separate directory, /var/log/ONAP_EELF:

expand on Casablanca differences, and adding as a config setting in OOM