Important notes!

Project extension changed from 'project' to 'ceed', consider renaming your files accordingly
Some of beta2 crashes disappeared with updating CEGUI to the latest commit and Qt from 5.13.0 to 5.15.2. Please be careful with older versions and feel free to report any problems.
Dependencies attached in CEGUI-Win-x86.zip are built with VS 2019 (16.8.2)

Features

QtnProperty updated to official v2.0.1, local changes discarded
Existing files are saved with a backup to prevent data losing on save errors
Option to open last loaded project on startup
Option to keep anchor preset menu opened after selection
CEED will offer to create a default font if you edit a layout in a project without fonts
Closing an unchanged layout with active code editor optimized
Much better widget previews
Open containing folder command in a file browser and a tab context menu
Copy full path command in a tab context menu
Moving selected widgets with arrows
Rubber band selection in visual editors
Smart use of drop position in a layout editor Ctrl+Drag widget reparenting
Ctrl+Drag to create new image entry in an imageset visual editor
Ctrl+A to select all and Esc to deselect all in visual editors
Various usability improvements

Almost all known issues from the v1.0.0-beta2 are fixed
Fixed all known bugs in a code edit mode
Fixed all known crashes, including newly discovered after beta2
Fixed some things not updated when properties or settings change
Fixed Delete and Backspace propagation from line edit to the editor, no more unexpected object deletions

Vertical and horizontal anchor guidelines and numeric percentage items are not ideal when scene is zoomed
'Unlock widgets' command is useless in a visual editor context menu
Project window still has no purpose
Some property types have no convenient editors and are edited as strings
There are problems with CEGUI text rendering and some of CEGUI widgets, but it is not a CEED fault
Muliselection in an imageset editor is implemented partially