This plugin has been deprecated in favor of the bundled Settings Sync plugin.
It will no longer be maintained (except for security patches). Community pull-requests, however, are welcome via https://github.com/JetBrains/intellij-community.
Related feature requests in Settings Sync:
Supports sharing settings between installations of IntelliJ Platform-based products used by the same developer (or team) on different computers.
Synchronization is performed automatically after successful completion of "Update Project" or "Push" actions. Also, you can do sync using VCS -> Sync Settings.
See the Share settings through a settings repository for more info.