Bring gemspec into shape
Bump to 0.1.0
Revert "Use devtools branch with fix for devtools#42"

This reverts commit 1d7560e50d8963abfb9608a7bef7631fdc6d49fe.
Revert "Use devtools branch with fix for devtools#41"

This reverts commit 6f98a8a6fe603dd90e55f4a6fd7af4cb875836a9.