Patch from vodz:

Changed email address
    cmdedit API change
    optimizations for traceroute and md5sum
    added a new shared create_icmp_socket() function

cmdedit.h

@@ -1,8 +1,6 @@
 #ifndef CMDEDIT_H
 #define CMDEDIT_H
 
-void cmdedit_init(void);
-void cmdedit_terminate(void);
 void cmdedit_read_input(char* promptStr, char* command);		/* read a line of input */
 
 #endif /* CMDEDIT_H */