Merge branch 'release/2.4.1' into develop
Finish 21-readme-brackets
Fix issue with bad assignament to arrays

This behavior brokes array normal behavior. Using Array.prototype.indexOf fix the issue
Merge pull request #27 from Aguardientico/master
Fix array bad behavior in iOS
Add ChangeLog entry for #27
Finish issue-27-array-prototype-indexof
Contributing file: Distinguish between critical and normal bug fixes.
Add ChangeLog entry for #21
2.4.2 version
2.4.2 release date
Finish 2.4.2