- Clarify license status

- Update to version 2018.08
libbladeRF
* Added support for Automatic Gain Control
* Added bladeRF.conf config option file
* Refactor to support for multiple product lines
* Add support for the bladeRF Micro product
* API: replace bladerf_module with bladerf_channel, a reverse-compatible
* change to handle products with multiple independent RF paths in the same
* direction
* API: BREAKING CHANGE - on bladerf_set_frequency, et al, the frequency
* parameter is now uint64_t instead of unsigned int
* Add typedefs for common param types, e.g. bladerf_frequency -> uint64_t
bladeRF-cli
* Added support for Automatic Gain Control
* No longer initializes the bladeRF before loading a new FPGA image, to
* avoid potential catch-22 problems
* bladeRF 2.0 Micro support
* Support for MIMO RX and TX using "channel=" parameter on rx/tx config
* Various code quality fixups
- Remove patches: (fixed upstream)
* bladeRF-add-cflag-Wno-format-truncation.patch
* bladeRF-cmake_syntax.patch