Added: Auto-updater window now has "Ignore this revision" checkbox. If...

Added: Auto-updater window now has "Ignore this revision" checkbox. If enabled, the window will show up only if a newer update is available. 
Fixed, Edit Selection mode: sector highlight was not updated when switching from Edit Selection to Sectors mode.
Fixed, Edit Selection mode, UDMF: in some cases texture scale Y was flipped when applying/canceling changes made in the mode.
Probably fixed a crash caused by uninitialized Association when highlighting map elements.
Fixed, Comments Panel plugin: selection info was not updated when selecting map elements in the side panel.
Fixed, Tag Explorer plugin: selection info was not updated when selecting map elements in the side panel.
Fixed a typo in Hexen_things.cfg.