Install Memcached on cPanel servers

we can do it in 2 simple steps:

1. need to install additional cPanel repository:

yum install -y ea4-experimental

2. now we can install memcache and memcached for all php versions:
for i in `ls -1 /opt/cpanel/|grep php`;do yum install -y "$i"-php-memcached "$i"-php-memcache;done