Add an observer to close an article when clicking on its footer
Add an observer to close an article when clicking on its footer

See #449

marienfressinaud/FreshRSS,asmundg/FreshRSS,superboum/FreshRSS,Dolomich/FreshRSS,Alkarex/FreshRSS,Alkarex/FreshRSS,romibi/FreshRSS,asmundg/FreshRSS,samuelstein/FreshRSS,aledeg/FreshRSS,aledeg/FreshRSS,superboum/FreshRSS,Alkarex/FreshRSS,FreshRSS/FreshRSS,FreshRSS/FreshRSS,marienfressinaud/FreshRSS,FreshRSS/FreshRSS,plopoyop/FreshRSS,marienfressinaud/FreshRSS,samuelstein/FreshRSS,aledeg/FreshRSS,asmundg/FreshRSS,aledeg/FreshRSS,romibi/FreshRSS,romibi/FreshRSS,romibi/FreshRSS,marienfressinaud/FreshRSS,plopoyop/FreshRSS,FreshRSS/FreshRSS,samuelstein/FreshRSS,Alkarex/FreshRSS,Dolomich/FreshRSS,Dolomich/FreshRSS,superboum/FreshRSS