* Convert T in vm::Ext to a associated type
* WIP
* Fix BTreeMap
* Extract prepare module from vm.
* Move tests as well.
* Fix doc comment.
* macro for env defintion
* Fix prepare tests.
* Clean up
* Renamings
* Refactor scan_imports
* Improve docs
* Docs.
* Add some tests for sandbox module
* Clean up
* Use Error::Instantiate instead of ::Deserialize
* Add test for imports
* Add wrong sig import
* Clean up
* Rebuild binaries.
* Use "another_module" instead of obscure "vne"
Since "vne" looks like an actual typo