Use the "ignore" argument to utf-8 decode on learn and reply
Use the "ignore" argument to utf-8 decode on learn and reply

This fixes UnicodeDecodeErrors with malformed utf-8 input.

tiagochiavericosta/cobe,pteichman/cobe,DarkMio/cobe,wodim/cobe-ng,DarkMio/cobe,LeMagnesium/cobe,meska/cobe,wodim/cobe-ng,meska/cobe,tiagochiavericosta/cobe,pteichman/cobe,LeMagnesium/cobe