Bscpylgtv

**Implemented enhancements:**

- Fix `turn_screen_off` and `turn_screen_on` commands
- Add info about triggering hidden menus
- Add useful scripting examples into docs directory

**Implemented enhancements:**

- Add back previously removed calibration functionality
- Make calibration functionality optional (requires numpy package)
- Add optional `-d` command line parameter for disabling key file
- Publish Python package
- Upload optimized win64 binaries to release (lite: without calibration functionality)

**Implemented enhancements:**

- Add back previously removed subscribed and handler tasks

**Implemented enhancements:**

- Add optional `-k` command line parameter for client key
- Add optional `-p` command line parameter for path to key file
- Add optional `-l` command line parameter for listing all client keys from a key file

**Implemented enhancements:**

- Add `set_option_settings` function

**Implemented enhancements:**

- Add `get_apps_all` function