removes my worksheets in my codalab
merged
Fixes other admin editing competition form
fixes issue #678, now allows you to see current competition datasets even if you don't own them
Merge pull request #679 from codalab/feature/worksheet-raw

Editing and saving a worksheet raw.
Merge branch 'refs/heads/upstream/master' into upstream/feature/worksheet_interface
Merge pull request #680 from codalab/feature/worksheet_interface

new raw worksheet interface with saving
remove sourcemappingurl
edit permissions snuck in.
Merge branch 'refs/heads/upstream/feature/worksheet_interface' into feature/worksheet-raw