Add envvars support, req. for older apache versions

Old apache versions don't have all the requried environment variables that are
referenced in the custom puppet created config files. Overwrite the envvars file
with a custom version that has all the variables.
Fix syntax error
Fix missing parameter value for Debian
Fix missing envvars on debian
Add WSGIPassAuthentication option
Fix pass auth option
Fix dep bug
Pull upstream changes github.com:jalli/puppetlabs-apache