Merge pull request #88 from slde-rorschach/master

fpm config depends on fpm package
Fixed issue with the pool.conf.erb template:
custom php values, admin values and admin flags where not written correctly
Merge pull request #89 from nicolasbrechet/fix_pool_config_template

Fixed issue with the pool.conf.erb template:
get phpunit via wget (pear installation is deprecated)