Fix "who" output

Fixes #4

tyshell

@@ -57,7 +57,7 @@ def exitcmd(c):
 def whocmd(c):
 	for n in grp.getgrnam("tuer").gr_mem:
 		p = pwd.getpwnam(n)
-		print (p.pw_name, " - ", p.pw_gecos)
+		print (p.pw_name, " - ", p.pw_gecos.split(",")[0])
 
 def alias (cmds, aliases):
 	for newname, oldname in aliases.items():