Added docs and some more stylistic changes to parse_os_release
Added docs and some more stylistic changes to parse_os_release

OpenSCAP/openscap,redhatrises/openscap,OpenSCAP/openscap,redhatrises/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,jan-cerny/openscap,redhatrises/openscap,jan-cerny/openscap,jan-cerny/openscap,redhatrises/openscap,jan-cerny/openscap,redhatrises/openscap,mpreisler/openscap,Hexadorsimal/openscap,Hexadorsimal/openscap,Hexadorsimal/openscap,redhatrises/openscap,jan-cerny/openscap,Hexadorsimal/openscap,Hexadorsimal/openscap,Hexadorsimal/openscap,OpenSCAP/openscap,mpreisler/openscap,mpreisler/openscap,mpreisler/openscap,mpreisler/openscap,mpreisler/openscap,jan-cerny/openscap