[0.2.1936]
Added JsonFile class to handle Json files
Added MidiParser class to parse Midi files

[0.2.1923]
Added MacOS support

[0.1.1823]
Added more Builtin signals

[0.1.1818]
Added ostd::String::fixedLength(...) method, with corresponding 'new_fixedLength' version.
Added "KeyboardController" class to <Console.hpp> (implemented in <Keyboard.cpp>) to handle
	keypresses in the console in a cross-platform way
Added helper functions in ostd::Utils for dealing with raw arrays