make assume identity work for hashed emails
Merge branch 'staging' of github.com:code-dot-org/code-dot-org into staging
Merge branch 'staging' of github.com:code-dot-org/code-dot-org into staging
Merge branch 'staging' of github.com:code-dot-org/code-dot-org into staging

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fix jigsaw -- only pass goal to blockly if we have something to say about successCondition or failureCondition
Merge branch 'staging' of github.com:code-dot-org/code-dot-org into staging