Shameless plug: From that original SmartThings device has evolved a completely new suite of free Ecobee thermostat & sensor devices plus a collection of complimentary SmartApps, Begun first by @StrykerSKS, and now being enhanced and managed by me, you can tremendously improve the performance and look-n-feel of your Ecobee devices using this new Ecobee Suite.
Find more information here: [RELEASE] Free Ecobee Suite, Version 1.2.*