Prepare changelog for 2.3
Prepare changelog for 2.3

mic4ael/indico,pferreir/indico,pferreir/indico,mvidalgarcia/indico,ThiefMaster/indico,OmeGak/indico,ThiefMaster/indico,ThiefMaster/indico,DirkHoffmann/indico,mvidalgarcia/indico,DirkHoffmann/indico,OmeGak/indico,pferreir/indico,mic4ael/indico,DirkHoffmann/indico,indico/indico,ThiefMaster/indico,indico/indico,pferreir/indico,mvidalgarcia/indico,mic4ael/indico,mvidalgarcia/indico,indico/indico,indico/indico,DirkHoffmann/indico,OmeGak/indico,OmeGak/indico,mic4ael/indico