install_phalcon.sh: fixed typo and added support of old path php modules configs (/etc/php5/conf.d)
install_phalcon.sh: fixed typo and added support of old path php modules configs (/etc/php5/conf.d)

slogsdon/vagrant-phalcon,slogsdon/vagrant-phalcon,slogsdon/vagrant-phalcon,slogsdon/vagrant-phalcon