Erick Tryzelaar fe20852b2c Reject serializing maps to JSON with non-string keys
Closes #122. This is a breaking change since it modifies the
return type of serde_json::to_vec{,pretty}, so it'll require a major
version bump of serde_json.
2015-08-13 22:29:13 -07:00
..
2015-07-22 10:44:43 -07:00
2015-07-16 09:35:09 -04:00