- new Zend OPcache extension in php-opccache new sub-package
- don't display XFAIL tests in report
- use xz compressed tarball
- build simplexml and xml extensions shared (moved in php-xml)
- build bz2, calendar, ctype, exif, ftp, gettext, iconv sockets and tokenizer extensions shared (in php-common)
- build gmp extension shared (in php-gmp new sub-package)
- build shmop extension shared (moved in php-process)
- drop some old compatibility provides (php-api, php-zend-abi, php-pecl-*)
