Revert "Changes to hash should happen through project loader hoc. Changes to the current project id and current project data should happen in a reducer since they are part of global state. That way, the load button can affect the global project data as well."

This reverts commit e4fe143b.

Conditionally use "when stage clicked" vs "when this sprite clicked"

Merge pull request #1657 from LLK/greenkeeper/scratch-vm-0.1.0-prerelease.1521811835-prerelease.1521811852

chore(package): update scratch-vm to version 0.1.0-prerelease.1521811…

Update scratch-blocks to the latest version 

Costume tab detects added costume and switches to the current costume of the edit target

Closes #1636

Update scratch-paint to the latest version 

Changes to hash should happen through project loader hoc. Changes to the current project id and current project data should happen in a reducer since they are part of global state. That way, the load button can affect the global project data as well.

Add more browsers to the unsupported list

Fixes #1460 

Remove .sb from file browser filter since we can't support them yet. Remove .zip from the same. Save project as .sb3 (and untitled-project).

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.

Added:
- Opera (including Opera Mini)
- Silk

Not Added:
- Vivialdi - appears to be ‘Chrome’ in `platform.name`

Update scratch-blocks to the latest version 

Fix proptype warnings for asset panel buttons

Don't prevent default on keyboard events

chore(package): update scratch-paint to version 0.2.0-prerelease.2018…

Merge pull request #1633 from LLK/greenkeeper/scratch-vm-0.1.0-prerelease.1521481406-prerelease.1521481427

chore(package): update scratch-vm to version 0.1.0-prerelease.1521481…

Hold scroll position on switching sprites

Update react-modal to the latest version 

Closes #1619

Closes #1628

Clean up some unused prop warnings

chore(package): update scratch-blocks to version 0.1.0-prerelease.152…

Closes #1603

Make sensing "key pressed" block input droppable