Box: External backup storage

[erlend_sh (Erlend Sogge Heggen)]

Completed:

Synchronizer-base for any backup provider

The discourse-sync-base plugin is currently working only with the discourse-sync-to-dropbox and discourse-sync-to-googledrive plugins. We built new plugins for making a backup to a provider of your choice. All of our plugins follow the same structure and need to be installed together with a synchronizer-base plugin. [plugins] The discourse-sync-base This plugin contains the base class for all other synchronizers. This way we made sure that our other synchronizer plugins…