Added changelog

Don't forget to edit this file after each fix or new feature implemented.
Added PR references in Changelog
Testing a new sorting in changelog (Feature/Improvement/Fix)
"CHANGES" is now known as "NEWS"

Added all new features, improvements and fixes, since the last commit
Adding the PR #63 to the NEWS file
Merge pull request #40 from CentralReport/feature-changelog

Added "News" file