docs(changelog): add info about new documentation

Author: Kamil Kisiela

CHANGELOG.md

@@ -2,6 +2,10 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [Unreleased]
+### Added
+- Documentation for all fields and wrappers
+
 ## [0.7.1] - 2015-12-01
 ### Changed
 - use bound for datepicker's minDate, maxDate and filterDate instead of template manipulator
@@ -86,6 +90,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## 0.0.1 - 2015-11-06
 
+[Unreleased]: https://github.com/wieldo/angular-formly-templates-material/compare/v0.7.1...HEAD
 [0.7.1]: https://github.com/wieldo/angular-formly-templates-material/compare/v0.7.0...v0.7.1
 [0.7.0]: https://github.com/wieldo/angular-formly-templates-material/compare/v0.6.0...v0.7.0
 [0.6.0]: https://github.com/wieldo/angular-formly-templates-material/compare/v0.5.2...v0.6.0