Update CONTRIBUTING for new github location and workflow
Delete exec_test.go
Delete exec.go
Delete export_test.go
Merge pull request #1 from bz2/contributing_update

Changes to the CONTRIBUTING doc and testing the bot as a side effect.
Update CONTRIBUTING
Rename README to README.md

So we get GitHub mardown rendering
on the landing page.
Merge pull request #3 from axw/readme-markdown

So we get GitHub mardown rendering on the landing page.
Merge pull request #2 from juju/test

test
Remove .lbox, move .lbox.check

Co-opted .lbox.check as a pre-push hook.
Merge pull request #4 from axw/pre-push-script

Co-opted .lbox.check as a pre-push hook. The script should be symlinked as .git/hooks/pre-push.

Also, "go fmt" charms/action_test.go (picked up by pre-push hook).
Update README.md

Just to trigger a merge attempt.
Merge pull request #5 from axw/master

Just to trigger a merge attempt.