add jinja2 to dependencies, remove Cheetah
Add Python3 to .travis.yml
Revert "Add Python3 to .travis.yml"

This reverts commit 74bf7eafdffa76be18283e4d08e210ebdaba41da.
cmake syntax fixes; fix variable name
Merge pull request #1 from autopulated/jinja2-fixes

Jinja2 fixes