Plugin Performance

Hi,

Thank you for the awesome plugin.
I’ve noticed however the plugin is somewhat heavy on my performance profiling, as shown in the image bellow:
https://www.dropbox.com/s/a4c8y9l5t2yg45r/Screenshot%202014-10-09%2007.50.12.png?dl=0

This analyses was made without processing any email.

Is this something you’re planning to improve?

Thanks

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