app/views/skeletons: use new block names from base bundle, changes from html-boilerplate
composer: fix url to base bundle repo
!BUGFIX
app/views/skeletons: add basic script to set 'ua-js'
appkernel: simplified registering of bundles a bit with `array_merge()`
simple code style fixes
web/htaccess: allow index files to override app.php
web/app: move umask stuff from 'app_dev' to 'app'
removed some generated files (bootstrap.php.cache and composer.lock)