[Finishes #68661988] Add Clone Level functionality
move clone to separate POST action
Merge remote-tracking branch 'origin/finished' into clone_level
Merge remote-tracking branch 'origin/finished' into clone_level
update level clone links
Merge pull request #719 from code-dot-org/clone_level

[Delivers #68661988] Add Clone Level functionality
Automatically built.
Make editor list k1 blocks NSEW
Merge pull request #729 from code-dot-org/make_nsew_editor

Make editor list k1 blocks in NSEW order [finishes #71447862]
Merge pull request #730 from code-dot-org/finished

deploy to delivered