Merge branch 'develop' of https://github.com/dccuchile/wefe into develop

Merge pull request #45 from dccuchile/feature/release_0.4.1

Release 0.4.1

Merge pull request #39 from dccuchile/develop

Fix contributors and multilingual examples link

RNSB fixes and improvements, doc examples improvements

Add contributors section to about

Fix documentation add_js_file

Clean and prepare repo before release