* split into multi member workspace in preparation for a no_std core
* env and posix stuff neatly crammed into a seperate shell project
* some pokes at interactive-devel.f
* updated ci
* removed 'l' shortcut for 'load' and update docs
* remove out of date readme content
* updated tests
* more sensible cond implementation and extra tests
* substr stdlib function with tests
Signed-off-by: Ava Affine <ava@sunnypup.io>
This commit contains the following:
* New data types to support full tracebacks
* New traceback data type used across stl and ast
* Updates to tests
* fixes for error messaging in sym and some stl functions
