GPII-679: Updated license header files for all source codes as well as the general LICENCE file of the repo
Merge branch 'GPII-679' into GPII-434

Conflicts:
	gpii/node_modules/registrySettingsHandler/src/RegistrySettingsHandler.js
	gpii/node_modules/registrySettingsHandler/test/testRegistrySettingsHandler.js
	gpii/node_modules/spiSettingsHandler/src/SpiSettingsHandler.js
	gpii/node_modules/spiSettingsHandler/test/testSpiSettingsHandler.js
	tests/acceptanceTests/AcceptanceTests_builtIn.js
	tests/acceptanceTests/AcceptanceTests_include.js
	tests/acceptanceTests/AcceptanceTests_nvda.js