         @opts = defaults opts,
             cursor_interval   : 1000
             sync_interval     : 750     # never send sync messages up stream more often than this
-            revision_tracking : false   # if true, save every revision in @.filename.sage-history
+            revision_tracking : account.account_settings.settings.editor_settings.track_revisions   # if true, save every revision in @.filename.sage-history
         @project_id = @editor.project_id
 
         @filename    = @editor.filename


{ MARKERS, FLAGS, ACTION_FLAGS } = diffsync

class SynchronizedWorksheet extends SynchronizedDocument
    constructor: (@editor, opts) ->
        opts0 =

################################
exports.SynchronizedDocument = SynchronizedDocument
exports.SynchronizedWorksheet = SynchronizedWorksheet
exports.SynchronizedHistory = SynchronizedHistory