CBX Integer-N tuning
uhd: wb_iface is now a public interface
Updated UHD Images Downloader URL for new master images
Merge branch 'master' into next
uhd .gitignore: ignore ctags file
Squashed B200 FPGA Source. Code from Josh Blum, Ian Buckley, and Matt Ettus.
docs: added documentation for usage of the Jackson Labx LC_XO GPSDO, used on USRP B2X0 devices
Merge branch 'master' into next
cmake: fixed UHD_IMAGES_DIR behavior to include directories inside specified images directory
Updated images downloader URL
Merge branch 'maint'

Conflicts:
	host/CMakeLists.txt
Updated master images downloader URL

Conflicts:
	host/CMakeLists.txt
Merge branch 'master' into next
docs: added info on libusbx for Windows
Merge branch 'maint'
Merge branch 'master' into next
utils: fix declaration of "env_path_sep" such that it is always initialized before it is used in the "get_env_paths" function, by moving it from the global scope to inside that function.  This change allows UHD_STATIC_BLOCK(load_modules) to work correctly.
Merge pull request #192 from EttusResearch/mdickens/static_load_fix

utils: fix declaration of "env_path_sep" such that it is always initiali...
Merge branch 'master' into next
utils: fix declaration of "env_path_sep" such that it is always initialized before it is used in the "get_env_paths" function, by moving it from the global scope to inside that function.  This change allows UHD_STATIC_BLOCK(load_modules) to work correctly.