2.7.10:
* Performance optimizations.
* DXF export supports imperial units
now.
* Delete wall implemented (opening
insertion).
* Bugs fixed.
2.7.9:
* Performance optimizations.
* Bug fixes.
2.7.8:
* Fixed DXF regression.
* Label color can be modified.
* Dimension text color can be
modified.
* Level area can be displayed on a
label.
* Remember rotation of background image
after loading a project.
* Fixed undo/redo issues.
* Improved text rendering in SVG.