+// most common prefixes (currently not used consistently - especially g_ and sv_):
+// cl_ client
+// g_ gameplay
+// r_ renderer
+// sv_ server administration, should not affect gameplay
+// _ temporary, private or internal cvar - should not be changed manually, sometimes used in scripts
+
// Xonotic version (formatted for machines)
// used to determine if a client version is compatible
// this doesn't have to be bumped with every release