Adopt updated libbtbb with pcap and pcapng captures.

Other items:
* allow consistent use of LIB_SUFFIX between libbtbb and ubertooth
* update cc2400 power conversion to model datasheet piece-wise linear
Merge branch 'master' of https://github.com/whiterocker/ubertooth into whiterocker-master

Conflicts:
	host/libubertooth/src/ubertooth.c
	host/ubertooth-tools/src/ubertooth-btle.c
Merge branch 'whiterocker-master'