Fixed, Script Editor: in some cases clicking on an error in the errors list didn't navigate to the error location.
Fixed, Script Editor: in some cases incorrect error line number was shown.
Fixed, Text lump parsers: fixed a crash when trying to get a filename from a quoted string with missing closing quote.
Fixed, Text lump parsers: in several cases parsing errors were ignored by overlaying data structures.
Fixed: in some cases Thing Filter thing flags were cleared when switching game configurations in the "Game Configurations" window.
Changed, PK3 reader: loading of files with invalid path chars is now skipped instead of skipping loading of the whole resource. Also more helpful warning message is now displayed.
Updated SharpCompress library to v.0.11.2.0.

Added: Tab text now looks differently when appropriate script was changed.
Added: Script Editor now has it's own status bar.
Added: several files can now be opened at once when using "Open File" command.
Added: ACS scripts navigator now shows script and function arguments.
Changed: when closing a tab, previous tab is selected instead of the first tab.
Changed: SCRIPTS lump can't be compiled as a library.
Changed: external acs files can only be compiled as libraries.
Changed: when an external acs file is marked as #library, it will be saved as [library name].o alongside [filename].acs.
Fixed: files opened using "Open File" command were immediately flagged as changed.
Fixed: Script Editor was unable to navigate to error location after clicking on the error description when the error was in include file.
Updated ZDoom ACC.

Linedef Edit Form, UDMF: missing activation flags warning is now displayed only for linedef actions with "requiresactivation" property set in a game configuration.
Game configurations: fixed a couple of property names, added more enums & default values.
Updated BCC compiler to rev. 20140818r2.

BCC script compiler (https://github.com/wormt/bcc/) is now bundled with GZDB.
Main Form, "File" menu: only existing files are now added to the "recent files" list.