Merge pull request #85 from gpaliot/arch-pkgbuild

PKGBUILD scripts for Arch Linux AUR
libbladeRF & common: Renamed logging routines to address conflicts

The common logging functions have been renamed in order to not
conflict with the library's bladerf_log_set_verbosity().
Fix typo.
Merge branch 'master' of https://github.com/Nuand/bladeRF into build