[Pharo-dev] [update 3.0] #30407

30407 ----- 11631 Disable History navigation buttons in Inspectors when not usable https://pharo.fogbugz.com/f/cases/11631 11413 Make a diff tool to show recategorization as a change properly https://pharo.fogbugz.com/f/cases/11413 11632 Add browse shortcut to critics browser https://pharo.fogbugz.com/f/cases/11632 Diff information: http://smalltalkhub.com/mc/Pharo/Pharo30/main/Spec-Inspector-MarcusDenker.74... http://smalltalkhub.com/mc/Pharo/Pharo30/main/Spec-Debugger-MarcusDenker.117... http://smalltalkhub.com/mc/Pharo/Pharo30/main/Polymorph-Tools-Diff-MarcusDen... http://smalltalkhub.com/mc/Pharo/Pharo30/main/Monticello-MarcusDenker.865.di... http://smalltalkhub.com/mc/Pharo/Pharo30/main/Manifest-CriticBrowser-MarcusD...