Use template for php.ini, add spec
Increase php post_max_size to 12M
Introduce define php5::config for php.ini
Make php5::config memory_limit configurable
Use php5::config in php5::apache, make $display_errors configurable
Remove php5::apache2 displayErrors, remove unnecessary config
Enable display_errors for cli
Configure php5::fpm
Change fpm to listen on unix socket