Merge tag '3.0.rc2' into develop

3.0.rc2
Fix translations
Rename file
Add license file to the resource bundle
Rewrite readme. Add icon \o/
Write readme
Add images for containers
Improve video
Add images for bindings and animations
Add images for localization
Fix image sizes and center
Fix centering
Document more components
Add more images
Add FIXME
Fix some typos. Improve slideshow gif
Merge branch 'feature/readme' into develop
Add xcconfig file
Document xcconfig file usage
Make small documentation fixes