1. Removed hard coded IP address in the code for UE and nrUE's remote address. 2. Read IP address from config file for UE and nrUE's remote address.
In scripts/conf_files, restore ue.nfapi.conf and nr-ue.nfapi.conf to the template versions. And add proxy_ue.nfapi.conf proxy_nr-ue.nfapi.conf for use with emane.git's run-oai and multi-ue-proxy.git's run-oai.