scratch-audio depends on sound property being called md5 even though it refers to md5+file ext,
so this property cannot be renamed just yet.

This reverts commit dee7195f.

Load button file input should only accept specific file extensions. Update load button to use new revamped loadProject function from VM. Loading a project via load button should clear the url hash (without triggering a reload or the project-loader-hoc).

Removing JSZip dependency. VM will unpack the zip (for now, until this functionality gets moved to scratch-storage).

Add switching to costumes tab to surprise button also. All backdrop adding buttons should switch tabs.

Send flag to vm to indicate that mouse-up event was also the end of a drag. VM should use this flag to selectively activate the sprite click hat.

Swapping out default project with sb3 version. This will be refined as the sb3 spec gets fleshed out.

to target pane, which already has all the needed props.

This reverts commit 0a741b10.

Should help with smaller screen sizes, where the ratio is different (like some chromebooks)

fixes #1205.

It doesn’t translate any of the text to avoid a case where translation is causing the error, and fails in the error boundary as well.