(Changes are since the 0.95 version, r922)
+ extensive map-checking functions
+ validate map data when loading a level
+ texture alignment commands for 3D view
+ splitting void islands now works as expected
+ improved grid, with configurable colors
+ scroll-bars for the map view (optional)
- one sided linedefs show texture in the "Lower" spot
- automatically unpack sidedefs when loading a map
-  support multiple filenames: new 'File/Given Files' menu
-  commands to visit the next or previous file
-  commands to open the next/previous map ('N' and 'P' keys)
-  changed 'File/Recent Files' to be a sub-menu
-  option to automatically open the most recent file
-  improved About dialog with Jason R. Johnston's logo
-  improved Log viewer, ability to save the logs to a file
-  improved dialog boxes
-  support Eureka config (.ugh) files as resource files
-  support $DOOMWADPATH for finding IWADs
-  implemented SEC_Light() binding command
-  commands for setting tags on linedefs/sectors
-  Edit / Move objects: implemented Z value for sectors
- the ';' key waits for next key and makes it META
-  better drawing of selected sectors
-  better drawing of highlighted things and linedefs
-  better drawing of things (in THINGS mode)
-  show unknown/missing textures in the LineDef panel
-  show unknown/missing textures in the 3D preview
-  display the lengths of the last few linedefs
-  can modify the length of a line in the LineDef panel
-  improved behavior of vertices when grid-snap is on
-  option to limit grid toggle to a single kind
-  option to show grid in SNAP mode, hide it in FREE mode
-  option to set the default editing mode
-  option to set the default port
-  3D View: option to set the aspect ratio
-  3D View: option to prevent up/down moves when gravity is on
-  remember the browser width for a saved map
-  remember the 3D mode (the lack of it) for a map
- fixed crash bug when loading or saving a map containing linedefs which have no right sidedef
-  fixed rare map saving problem (header lump in wrong position)
-  fixed possible crash not clearing selection after loading a map
-  fixed wrong linedef (etc) totals after loading another map
-  fixed key binding dialog: unable to remove a parameter
-  fixed the selection after a sector merge