* bin/temp_c, bin/temp_f: fix temperature listing, LP: #411108
* bin/disk, bin/logo, bin/network, bin/release, bin/temp_c, bin/temp_f,
byobu-janitor: move config files to sourced config file, use
janitor item to clean up
* byobu-status: source, rather than exec the target status script,
such that the script inherits the source status config variables;
source statusrc (which contains overrides)
* bin/disk: fix up reading of MONITORED_DISK
* byobu.1: update documentation for new .byobu/statusrc file
* bin/ip_address: allow interface override
* bin/ip_address, bin/mem_used, bin/temp_c, bin/temp_f,
bin/wifi_quality: performance improvements, reduce the number of
forked shells by multiple sed-calls on one line by using a single
sed call with multiple...