Added CHANGELOG for release 8.0.0-M4
Added CHANGELOG for release 8.0.0-M4

selckin/wicket,selckin/wicket,apache/wicket,dashorst/wicket,mosoft521/wicket,bitstorm/wicket,bitstorm/wicket,aldaris/wicket,selckin/wicket,mosoft521/wicket,dashorst/wicket,dashorst/wicket,aldaris/wicket,aldaris/wicket,bitstorm/wicket,apache/wicket,bitstorm/wicket,dashorst/wicket,apache/wicket,selckin/wicket,mosoft521/wicket,mosoft521/wicket,mosoft521/wicket,bitstorm/wicket,apache/wicket,aldaris/wicket,selckin/wicket,apache/wicket,aldaris/wicket,dashorst/wicket