Tidy up accounts. Serialise/deserialise not ok

Still needs some work to get the syncing working. Got a feeling I might have to delete the code, re-plan and do it again (because there's a number of different ways it can happen).
Started on preferences page
Some copy
Fixed some bugs on IE7.
Other fixes
Temporary changes
Changed event on which the output is updated.
Merge branch 'master' into feature/account
Updated links to CodeMirror 4
Added missing sqlite update for settings.
Initial dropbox integration
Add dropbox token template
Add updateUserDropboxData method
Add UpdateUserDropboxData to store
Add mysql ownershiop table update
Update dropbox file structure
Remove module.exports
Rename child_process to cp
Implement saveBin method
Save to dropbox on each new revision