Edu Gaspar has sent a touching message to an Arsenal player as the Gunners this week confirmed their first major sale of the summer. Things have been slow for the north London side since the opening of the transfer window last month, with Arsenal yet to announce a new signing as the only real news involved the release of a number of players. Yet things are now starting to pick up in the market, with Riccardo Calafiori reportedly close to signing for Arsenal, and the Gunners are also weighing up a move for Wolves goalkeeper Dan Bentley, as outgoings are also expected. And Arsenal have managed t…