Ape 0.1.0-alpha.3

refactor: integrate "1st class" plugins into project (#6)

* fix: layout issues

* fix: add flake8 to lint dependencies

* refactor: move `ape` package to subdir under `src/`

* refactor: migrate `ape-accounts` repo to 1st class plugin undo `src/`

* feat: add `ape compile` 1st class plugin

* fix: isort lint issues

* chore: fixup CI calls

* test: add test for CLI invocation

* chore: fixup testing cli flags

* fix: install backported `importlib-metadata` for Python <3.8

* refactor: remove unnecessary default package call

* refactor: remove export

* fix: need password to delete

* test: add fuzz testing, parametrize more

* refactor: remove "fuzz" extra as it breaks tests