add missing commands to autocompletition

found by Ensiform

code/cgame/cg_consolecmds.c

@@ -563,8 +563,11 @@ void CG_InitConsoleCommands( void ) {
 	trap_AddCommand ("god");
 	trap_AddCommand ("notarget");
 	trap_AddCommand ("noclip");
+	trap_AddCommand ("where");
 	trap_AddCommand ("team");
 	trap_AddCommand ("follow");
+	trap_AddCommand ("follownext");
+	trap_AddCommand ("followprev");
 	trap_AddCommand ("levelshot");
 	trap_AddCommand ("addbot");
 	trap_AddCommand ("setviewpos");