Meerk40t

* Moved some elements around internally.
* Fixed Several RasterBuilder bugs.
* Added some Keymap elements.
* Added clear, and remove to spooler elements.
* Added color fills.
* Corrected speed issues with rendering raster elements.
* Added max display resolution for images. (They still have full resolution but draw lower res versions to the screen).
* Revamped the main scene drawing routine to bog down less.
* Added basic writer test.

* Convert a vector to a raster.
* Adds the fill lines for the loaded data.
* You can turn the viewing of filled elements off in the menu.
* Will now save your view preferences checks in the menu now.
* Adds a context-based popup in the scene.
* Adds reload to groups in the tree. So you can do your edits in svg, and just reload when you've adjusted them.
* Shows name of group from the file used to load it.
* Removed the rectangle that was added to images. It didn't scale right and you can make one with convex hull.
* Added convert to dithered 1-bit option.

Adds Alignment Ally:
Helps aligning your laser performing distant and time consistent tests.
+ Near Far Vertical
+ Line draw Vertical
+ Near Far Horizontal
+ Line draw Horizontal
+ Box draw test.
+ 4 corners test.

Also contains a lot of backend fixes for svg paths that you won't be likely to notice.

* Fixed the initial viewport scale issue.
* Added a viewport to matrix calculator to svg_parse
* Added parsing capture svg text objects.
* Added TextElement to LaserProject (it doesn't work yet)
* Added matrix reification
* Added matrix reset
* Added logging.
* Changed the lower right job element to be tree-context based. (The one in the Ribbon menu is still for the entire job.)

* Changed the matrix to a more SVG style one.
* Added version to title bar.
* Fixed guide demarcations to hit useful points rather than 15 whatever points.
* Corrected a couple raster bugs that prevented 8-bit images from executing.

Added a stub for keymap dialog. Mostly to include a reverse zoom function.

However this fits with the goals of showing in option the word "mouse wheel zoom" which might tip people off to that being how the zoom works. And with the feature request for Keymapping.