corrected date for 0.1.12 release
-# Version 0.1.12 (2017-02-15)
+# Version 0.1.12 (2017-02-16)
* [Optimized rooting protocol](https://github.com/neon-bindings/neon/commit/cef41584d9978eda2d59866a077cfe7c7d3fa46e)
* [Eliminate rustc warnings](https://github.com/neon-bindings/neon/pull/107)
