Initial Commit
Added scope support.
Added more targets to makefile.

 - release/debug
 - (dist)clean
Optimized code.
Added `Sylph_state`.
Added `sylph_errno`.
Added documentation.
Switched to `char`.
Added `Sylph_value`.
Made types easily modifiable.
Optimized.
Added sylph_errmsg function.
Used less attributes.
Added file support to interpreter.
Added comments.

See what I did there?
Added numbers.
Added underlying function type.
Added NULL types.
Added symbol registry.
Added functions.