Specfile: remove descriptions & details

RPM is ignoring such details, so remove them...
Kept the secure_log ones as new package for selinux is needed
Specfile: Create new package secure_log-selinux

This new packages will install the selinux module defined by
5328652c315a7618340257a1e8c2c527f78a9099
The previous specfile did install the module files but did not
load the policy nor restore the file context
v2 is now on CERN github
Specfile: add the selinux package as a dependency
Update release version to 2.2-4 (2.2_rc2)