0.5.1

Libraries

• [@zardyh] Fix empty methods failing.
• [@zardyh] Add sprintf, printf.
• [@zardyh] Make handler-case use pcall so errors are not swallowed.
• [@SquidDev] Remove compiler/backend.
• [@CrazedProgrammer] Deprecate !, replacing it with not.
• [@zardyh] Add sort and sort!.

Compiler

• [@SquidDev] Fix documentation generator including language annotations.
• [@SquidDev] Add an analysis for unused variables (enabled with -W2).
• [@SquidDev] Search in ? and ?/init when specifying custom library paths.
• [@SquidDev] Add support for loading .lisp, .cl and .urn files.
• [@zardyh] Add :q to the REPL, an easy way to exit.
• [@SquidDev] Import CLI inputs into the REPL scope.
• [@SquidDev] Add :view command to REPL, to preview definitions.

Optimiser

• [@SquidDev] Rewrite the usage analysis pass.
• [@SquidDev] Use a "universal transformer" for optimisation passes.