Revert "Handle HYDRA_EMAIL_TEMPLATES that are paths"

This doesn't work as planned, will re-work.

This reverts commit d2ce7747a0a44c1278361d69af1d53d193fdc6c8.

Created by  Shea Levy  on July 5, 2013
5NMDP6ULYP3RAIDEHNA3XRMLXZTJFYJYXNNEZQ75G7WC3OL2ATTQC
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