[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