cli: Only disable TX and RX if the FPGA is configured.
libbladeRF: Remove the -b instruction for upgrading from legacy firmware.
common: Default to VERBOSE logging for now.
libbladeRF: Add reporting of libusb version.
libbladeRF: Trim DAC writing was broken.  Fixed.
libbladeRF: Add bladerf_set/get_lpf_mode

Add functions to bypass and disable the LPF and check whether it is currently
bypassed or disabled.
Merge pull request #91 from adamgreig/lpf-mode

libbladeRF: Add bladerf_set/get_lpf_mode
libbladeRF: Fixed return codes and checking.

Erroneously reporting bad reading information when in fact it was correct.  Fixes issue #94.
Merge pull request #86 from gpaliot/fix-cmake-c-flags

Quoted CMAKE_C_FLAGS to fix build issue
Merge branch 'master' of https://github.com/Nuand/bladeRF into build