New cxs v12.03

Changes:

DirectAdmin moved from BETA to RELEASE for RHEL/CentOS/CL
Added new option –vmmax [kB]. This will abort a scan if the VmRSS size of the process exceeds this value to prevent memory exhaustion. By default it is set to 2000000 kB = 2GB
Modified cxs reputation reporting to prevent overloading
Improved DA session checking
Added -u to unzip UI commands
Protect from logarithm divide by 0 error
Improved DA UI display