v0.4.0

Implemented enhancements:

• Modify reboot_soft method to support older WebOS as well
• Add get_attached_devices and eject_attached_device methods (requires new permission)
• Add get_calibration_info method

Calibration:

• Add support for newer OLED models
• Refactor and clean up calibration methods
• Rename set_1d_en* methods
• Rename set_3by3_gamut_data* methods
• Rename and split ddc_reset method into set_bypass_modes_* methods
• Add set_3by3_gamut_data_hdr method (only used in 2019 models)
• Add get_* get calibration methods
• Add support for resetting factory calibration data uploaded via calibration API
• Add Dolby Vision config file generation
• Add support for internal Test Pattern Generator (iTPG)
• Add unit tests
• Update readme