* Merge from Debian testing (LP: #356529), remaining changes: - Drop libchicken-dev from the build-depends (it's in universe) - Remove Pike from package description and from configure flags - drop "--without-mzscheme", we don't have it in our build-depends - use php-config5 - Clean Runtime/ as well. - debian/rules (clean): Remove Lib/ocaml/swigp4.ml. * debian/rules: Remove hardcoded python version. * Remove upper limit for python from Build-Depends.