Add 'Default Application' tree-view in 'thunar-chooser-dialog'
As per Issue #342, I add "Default Application" tree-view in Chooser dialog box.
And also set first application which is used to open given type of program, as default program.
As per Issue #342, I add "Default Application" tree-view in Chooser dialog box.
And also set first application which is used to open given type of program, as default program.