Update flags in transactions and deprecate Ruby 2.x
Changed
-
Implemented update in transactions. Previous only appends were handled.
This allows actions which modify existing emails to be handled inside
transactions when using the 'delayed_metadata' strategy. -
Update flags in a transaction, speeding up flag refreshes by avoiding
repeated writes of the JSON metadata file. This is a change inspired by
this pull request: #200. -
Deprecated Ruby 2.x Support