include filename when eval-ing script files so the stack traces are helpful
fix tests
fix web form editing of script
fix/test various issues with the level properties refactor
cd Rails.root so /s/edit will work in any env
set width in the script editing textarea because it is ignoring cols
Merge pull request #863 from code-dot-org/include-filename-script-errors

include filename when eval-ing script files so the stack traces are helpful
Merge pull request #865 from code-dot-org/refactor_level_properties_fix

fix/test various issues with the level properties refactor
Merge pull request #866 from code-dot-org/finished

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