As the transfer speculation surrounding Celtic mounts, so does the chat surrounding which players they are rumoured to be interested in. The January transfer window will be extremely interesting for the Celtic fans as they watch to see who is shipped out of the club but, most importantly, who Brendan Rodgers brings in to improve the squad. With reports claiming that four summer signings could be about to leave Celtic in January surface, there is even more scrutiny on the Celtic manager to get his recruitment bang on next month. Which is why John Hartson seems to be extremely keen on Bojan Miov…