Change server for publishing Gambit releases
Report error when trying to create thread when there is no thread system
Use tail call when loading required modules to avoid frame visible in backtrace
Fix live-sleeping problem on OS X due to heartbeat interrupting nanosleep call
Cleanup initialization code and put in place code to instantiate concurrent VMs
Add to universal backend: support for rest parameters and demand driven linking of runtime library functions
Add script to build Gambit using emscripten
Extend universal backend with minimal FFI functionality for JavaScript
Add to JS backend conversion between JavaScript objects and association lists.
Add to JS backend support for ##make-global-var and ##apply
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