bug: Buffer overflow

[mewmew]

There exists a buffer overflow in the parse function, which may be triggered when more than 31 args are provided; as demonstrated below.

(^._.^)ﾉ @ /home/u/Desktop/chell $ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z a a a a
chell: Unknown command: A
time: 0.001s
(^._.^)ﾉ @ /home/u/Desktop/chell $ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z a a a a a
chell: Unknown command: A
time: 0.001s
(^._.^)ﾉ @ /home/u/Desktop/chell $ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z a a a a a a
chell: Unknown command: 
time: 0.001s
(^._.^)ﾉ @ /home/u/Desktop/chell $ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z a a a a a a a
chell: Unknown command: �E�z�
time: 0.001s
(^._.^)ﾉ @ /home/u/Desktop/chell $ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z a a a a a a a a
chell: Unknown command: �E�z�
time: 0.001s