Add Memory Usage of Specific Process

I think the '_sum' is not necessary.

- Total memory used by Python process? | Stack Overflow
 - http://stackoverflow.com/a/40173829/686105

Move userparameter selinux-enable, from security.conf into selinux.conf
Move userparameters from security.conf into iptables.conf and linux.conf
Added squid.conf file and Template App Squid

Move userparameter selinux-enable, from security.conf into selinux.conf
Move userparameters from security.conf into iptables.conf and linux.conf
Added squid.conf file and Template App Squid

 - Number of master processes + trigger
 - Number of qmgr processes + trigger
 - Number of tlsmgr processes + trigger

Fix redis problem in UserParameter

# Conflicts:
#	templates/Template App MySQL.xml
#	templates/Template App Postfix.xml

Update BigIP-F5 template for zabbix 3 with mappings