Move transform function into lib/visitor.js.
Pass receiver object (this) to wrapGenerator.
Make lib/explode.js responsible for generating the context function.
Get serious about lib/hoist.js and write some hoisting tests.

Now dealing properly with all kinds of Declaration node types.
Tighten up test/explode.js.
Allow all tests to be run with the following command:

    whiskey test/run.js
Bump package version to 0.0.5.