fix double include_erts call with vm.args and sys.config config vars
by default do not do app and release discovery under output dir
Merge pull request #134 from nuex/travis_rebar

Ensure latest rebar is fetched when building on Travis-CI
Merge pull request #124 from tsloughter/master

2 fixes
load scripts from files and templates
add templates
add files
set doc_root on dtl templates
add rebar_vsn_plugin directory to rebar.config
just compile regular files as template modules
fix typo in rel_name tag
assume templates are already compiled, use dtl for files too
unescape quotes