Use `FileBrowser default` instead of accessing UserPreferences directly
class: HGSourceCodeManager
changed: #workingCopyBrowserClass
(grafted from 1d6ccf38d2500eb8be2a26636a18403f3ce03e3f)
2014-03-05 Jan Vrany <jan.vrany (o) fit.cvut.cz>
* Fixed handling of circular class renames (issue #18)
* Improved support for nested packages (issue #29)
2013-07-19 Jan Vrany <jan.vrany (o) fit.cvut.cz>
* Initial release of stx:libscm 1.0