Text align
Removed old caching system.
Use content variable for filtered parameters.
Added getOption/setOption.
Improved error handling when upgrading content.
Did some jshint cleanup and removal of empty spaces.
Specifying language code is now required when getting library translations.
Use correct semantics.
Merge branch 'without-pal' of github.com:h5p/h5p-php-library into without-pal

Conflicts:
	js/h5p-content-upgrade.js
Removed source map ref.
Merge branch 'without-pal' of github.com:h5p/h5p-php-library into without-pal
Added support for real fullscreen on Android devices.
Merge branch 'without-pal'

Conflicts:
	h5p.classes.php
	js/h5p-library-list.js