Fix parameter pattern of vector-like constructors to allow 1 parameter
Add inlining of ##string->symbol to universal backend
Add support for optional parameters to the universal backend
Add printing of #!void to universal backend
Turn ##cond-expand-features into a parameter object
Add support for absent object to universal backend
Introduce macro-case-target to write target language specific runtime library code
Change "define-prim" so that the backend's database of primitives is checked to see if the primitive is inlinable
Improve handling of constants by the universal backend so that they are only created once
Add support for define-type and structures to universal backend
Replace ##fx->char and ##fx<-char by ##integer->char and ##char->integer in compiler unit tests
Improve handling of constants by universal backend
Add support for first-class continuations to universal backend