[skip ci] update changelog

Author: Robert Mosolgo

CHANGELOG.md

@@ -4,10 +4,31 @@
 
 #### New Features
 
+- Update to React 0.14.3 #412
+- `config.react.camelize_props = true` will camelize `react_component` prop keys #409
+
 #### Deprecation
 
 #### Bug Fixes
 
+- Fix chained `.es6` file names with JSX processor #411
+- Don't insert `// =require`s multiple times #398
+
+## 1.4.2 
+
+#### Breaking Changes
+
+#### New Features
+
+- Component generator `--coffee` option #387
+- Support Sprockets 4 with a JSX processor #385
+
+#### Deprecation
+
+#### Bug Fixes
+
+- Support custom attributes when rendering from controller #384 
+
 ## 1.4.1 (October 23, 2015)
 
 #### Breaking Changes