
Using rescan allows use to give a priority to search paths. So this way plugins in `CALLS_PLUGIN_DIR` take precedence over plugins we ship. This also makes sure that the plugin test searches in the same location as CallsManager.
Using rescan allows use to give a priority to search paths. So this way plugins in `CALLS_PLUGIN_DIR` take precedence over plugins we ship. This also makes sure that the plugin test searches in the same location as CallsManager.