Register all stream wrappers.
Continued with route improvements, defined real interface and no public properties like we did in the past. This is now coded according to all OOP rules, ignoring any performance and honoring encapsulation.
Make use of the new interface.
Removed ENV from super globals.
Fixed compression level problem.
Updated phpunit configuration.
Added open type features.
Added WOFF2 format for the icon font.

https://gist.github.com/sergejmueller/cf6b4f2133bcb3e2f64a
HSTS preload and nginx add_header always.

Add (non-standard) preload argument to HSTS header for inclusion in Google's HSTS list, see: http://www.golem.de/news/hsts-google-fuehrt-liste-von-reinen-https-seiten-1408-108531.html

Added new always parameter to add_header, this feature is not yet available but will be shipped with the next nginx mainline release, see: http://hg.nginx.org/nginx/rev/74ffe03555d0
Removed kerning information again, breaks some layouts.