ADD SELinux and more

documentation/linux_configuration.tex

@@ -30,7 +30,7 @@
 %\displaywidowpenalty=10000
 
 % microtype
-% \usepackage[tracking=smallcaps,letterspace=50]{microtype}
+\usepackage[tracking=smallcaps,letterspace=50]{microtype}
 
 % Math mode with value and units framework, e.g. for 15.11.18.1
 \usepackage{siunitx}