* Makefile, Scripts: new linter
* About: remove ID from IC
* Firmware: remove double define for DIVC/DIVR
* Scripts: check folder names too. Docker: replace syntax check with make lint.
* Reformat Sources and Migrate to new file naming convention
* Docker: symlink clang-format-12 to clang-format
* Add coding style guide
* FuriHal: SPI refactoring, flexible bus reconfigration on fly, same desiag as i2c.
* Lib: update CC1101 driver documentation
* FuriHal: update spi symbol names to match naming convention.
* Firmware: drop F5 target
* Rename app-loader to loader
* Update code owners file
* Loader: global application start lock API, minor refactoring
* Archive: update loader usage
* Cli: Command flags, global application start lock
* Apps: update cli API usage
* Bootloader: minor refactoring
* Firmware: minor build refactoring
* SubGhz: GUI packet test
* SubGhz: drop packet transmission and unused presets
* Github: drop F5 from build
* Archive: favorites
* Archive: a little bit more of Favorites
* API HAL SPI: refactoring, split into layers, prepare ST HAL separation. API HAL SubGhz: initialize on start. Drivers: add basic cc1101 driver. Update API usage. Debug: increase max debugger port speed. Remove subghz apps.
* CC1101: chip status handling. ApiHalSpi: increase SubGhz bus speed to 8mhz. F4: backport subghz initialization.
* Api Hal SubGhz: rx path and frequency. CC1101: frequency control.
* SubGhz Application: basic tests
* SubGhz app: tone and packet test. API HAL SUBGHZ: update configs, add missing bits and pieces.
