Merge pull request #20 from alleluu/develop

Develop
Merge pull request #21 from alleluu/develop

Develop
Changed fuel::env_vars to write to text file for diagnostics.
Removed environment variables from the fuel htaccess template. This solution will become more elegant once I know it works.
Revert "Changed fuel::env_vars to write to text file for diagnostics."

This reverts commit 1028841e7c7c8e9da50e4b6b0d7ad55ecd4e9a7c.
Merge pull request #23 from alleluu/develop-nb-norescue

Updated fuel::env_vars so that it only adds the Fuel environment.