Merge pull request #2 from crashlytics/patch/bad_crashlytics_json

fixes bad to_json monkeypatch in crashlytics' www
Removing duplicate call to optimize
Version bump
Revert "Version bump"

This reverts commit 5e620ba8e4d9fa8e16a428d675ee56a97e649415.
Merge pull request #3 from crashlytics/patch/optimze-once

Removing duplicate call to optimize