Update scratch-svg-renderer to the latest version 

removed confirm prompt if you are editing someone else's project and then do file -> upload

chore(package): update scratch-l10n to version 3.2.20190417195644

chore(package): update react-intl to version 2.8.0

chore(package): update scratch-vm to version 0.2.0-prerelease.2019041…

Closes #4740

Update scratch-paint to the latest version 

Hotfix/asset id null

Closes #4746

Update scratch-blocks to the latest version 

Share, See-project-page buttons will only save if project has changed

upload in current project id, rather than creating new project id

Make sure to save assets before sending them to the backpack

Changing tutorial video width to be smaller

Merge pull request #4734 from LLK/revert-4732-greenkeeper/scratch-render-0.1.0-prerelease.20190410184112

Revert "Update scratch-render to the latest version "

Revert storage update due to asset saving errors

Revert "Load library images through storage"

This prevents assets from existing in the backpack server without also existing in the asset server.

Update scratch-render to the latest version 

Load library images through storage

chore(package): update scratch-storage to version 1.3.1

chore(package): update scratch-vm to version 0.2.0-prerelease.2019041…

Update scratch-l10n to the latest version 

Closes #4727