VERSION 0.112.1194: implemented motion-curve-editor and other useful things — JWildfireSwan Steam update #3725992

Now I finished adding a comprehensive for editing motion curves. This completes the list of major features which were planned for version 1.0. Now, there will be a lot of testing and bugfixing and then the software will leave Early Access soon. Also, there are many improvements to the triangle-editor and you may select variations as favorites (and filter them) now. Complete changelog: VERSION 0.112.1194 (03.08.2025): - main-editor: triangle-view; avoid resizing the view when moving triangles, because this appears to be too distracting (use shift-mouse-drag to move the view). Instead, the autosize only happens when drawing the view for the first time - motion curve editor: remove flame-background in curve-preview - main-editor: added a "save flame as..."-function - main editor: added an indicator "" (c for "curve") to flame attributes, which have an enabled motion curve - main editor: mov...