[Pharo-dev] [update 3.0] #30339

30339 ----- 11443 Icon for explicitRequirement methods https://pharo.fogbugz.com/f/cases/11443 11147 FileReference(Object)>>doesNotUnderstand: #other https://pharo.fogbugz.com/f/cases/11147 Diff information: http://smalltalkhub.com/mc/Pharo/Pharo30/main/Polymorph-Widgets-EstebanLoren... http://smalltalkhub.com/mc/Pharo/Pharo30/main/Nautilus-EstebanLorenzano.517.... http://smalltalkhub.com/mc/Pharo/Pharo30/main/FileSystem-Tests-Core-EstebanL... http://smalltalkhub.com/mc/Pharo/Pharo30/main/FileSystem-Core-EstebanLorenza...