Fixed, Map Analysis mode: fixed a crash when trying to dissolve an invalid sector when one of it's linedefs referenced it on the both sides.
Fixed, Sectors mode: fixed incorrect undo description when deleting sectors.
Internal: joined declaration and assignment of some more variables.
Error Check form: number of selected items is now shown in the window's title.
Error Check form: fixed slowdowns when trying to select many (like 1000) results at once.
Map Analysis mode: selection color is now used when rendering affected things.
Fixed, Map Analysis mode, "Check unused things" check: checker returned false-positive results when used in Doom map format.
Fixed, Texture Browser Form: well, I broke "Tab" key functionality again (in previous commit)...
Maintenance: changed curly braces style to match DB2 one (hopefully not breaking anything in the process...).
Maintenance: changed private method names casing to match DB2 one.
Map Analysis form: error checks are now alphabetically sorted.
Map Analysis form: added "Toggle All" check box.
Internal: CheckboxArrayControl now has Sort() method.
More fixes in ZDoom_DECORATE.cfg
Visual mode: "Select" action with "with the same textures" modifier (Shift + LMB) now selects adjacent sidedefs only when their height intersects with the height of the current sidedef.
Visual mode: "Select" action with "with the same textures" modifier (Shift + LMB) was not selecting connected one-sided sidedefs when used on a sidedef without a texture.
Cosmetic: fixed a couple of action descriptions in BuilderModes' Actions.cfg.
Cosmetic: MainForm.UpdateToolStripSeparators was working incorrectly in some cases.
Cosmetic: ErrorChecksForm's title was not updated when no errors were found.
Map Analysis mode: export to file command will now show "Save File" dialog instead of putting the file in the same folder as the map, also added some boilerplate.
Tag Explorer plugin: save to file command will now show "Save File" dialog instead of putting the file in the same folder as the map, also added some boilerplate.
Internal: reformatted GZCrash.log a bit.
Map Analysis mode: "Check overlapping lines" now finds duplicate linedefs (e.g. when 2 lines have the same start and end positions).
Map Analysis mode: added "Check overlapping vertices" check. This will check if a vertex is on top of a linedef or another vertex.
Some cosmetic changes in Tools and BaseVisualMode.
Updated zspecial.acs
