Fixes GlobalReducer exception when there is no content array.
Fixes GlobalReducer exception when there is no content array.

GolosChain/tolstoy,GolosChain/tolstoy,steemit/steemit.com,TimCliff/steemit.com,TimCliff/steemit.com,enisey14/platform,steemit/steemit.com,steemit-intl/steemit.com,TimCliff/steemit.com,steemit/steemit.com,enisey14/platform,GolosChain/tolstoy,steemit-intl/steemit.com