Convert string object to new style using llMessage:withVars:andCode
	AssignedTo: Mike
	Status: in-progress
Improve string library
Add basic UTF-8 support
Implement import: in C backend
Implement route:via
Implement a hash dict based on hash set implementation
Rejigger how built-in type/modules are handled slightly so we can add array new: which will return an array pre-allocated to a certain size
Implement immutable objects
Implement lists
Add support for actors
Check for breakage in Javascript backend and fix it
Port all library stuff from C backend to Javascript backend