add a new config var for theming, keep it with default for now
make class loading dependant on the theme var, but stay with current setup if empty or default
first theme files for neverland
* Small code-style adjustments to Neverland port
add neverland theme files
Merge branch 'master' into neverland
Merge pull request #4 from neverendingo/neverland

Neverland
* Import Twig templating engine
* Port indexui.php to Twig
Merge pull request #5 from dannyakakong/digest_twig

* Import Twig templating engine
* Add separate template directories for each theme
* Port listui (issues/ & archive/) to Twig
update first neverland theme files