Fixed typo
Made sorting more consistent
Documented more Heroku add-ons used
(cherry picked from commit caa5b66)
Fixed #66, List of participants in an event can now be exported to Excel
(cherry picked from commit 323f638)
Fixed #66, List of participants in an event can now be exported to Excel
(cherry picked from commit d3d4e2e)
Reordered participants in Excel so that all with the same status are grouped together
(cherry picked from commit f131dd7)
Removed unneccessary return value from helper method
(cherry picked from commit d6a8652)