Rename NEWS.rst to CHANGELOG.md

Follow the recommendations from http://keepachangelog.com/

CHANGELOG.md

@@ -1,25 +1,30 @@
-==============================
- Major changes among versions
-==============================
+# Change Log
+All notable changes to this project will be documented in this file.
 
-v0.3.4
-======
+## Unreleased
+### Changed
+- Renames `NEWS.rst` to `CHANGELOG.md`, which follows the recommendations
+	from [Keep a Change Log](http://keepachangelog.com/).
+
+## 0.3.4 - 2014-09-03
+### Added
 - Viewport is now defined in the generated HTML, which works better
   for mobile devices.
+### Changed
 - Even-odd row styling moved to the CSS using :nth-child(). This
   makes the HTML served to clients smaller.
 
-v0.3.3
-======
+## 0.3.3 - 2013-10-25
+### Added
 - New feature: table headers in the default template are now clickable
   to set the sorting criteria and direction of the index entries.
   (https://github.com/aperezdc/ngx-fancyindex/issues/7)
 
-v0.3.2
-======
+## 0.3.2 - 2013-06-05
+### Fixed
 - Solved a bug that would leave certain clients stalled forever.
 - Improved handling of subrequests for non-builtin headers/footers.
 
-v0.3.1
-======
-(First entry in the NEWS file.)
+## 0.3.1 - 2011-04-04
+### Added
+- `NEWS.rst` file, to act as change log.