fix small ui bugs and update icon and version string

UI/PneumaticPlaything.icon/Assets/cylinder.svg

@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="100mm"
+   height="100mm"
+   viewBox="0 0 100 100"
+   version="1.1"
+   id="svg1"
+   inkscape:version="1.4.2 (ebf0e940, 2025-05-08)"
+   sodipodi:docname="cylinder.svg"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <sodipodi:namedview
+     id="namedview1"
+     pagecolor="#ffffff"
+     bordercolor="#000000"
+     borderopacity="0.25"
+     inkscape:showpageshadow="true"
+     inkscape:pageopacity="0.0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#d1d1d1"
+     inkscape:document-units="mm"
+     inkscape:zoom="1.4261574"
+     inkscape:cx="238.75345"
+     inkscape:cy="208.6025"
+     inkscape:window-width="1440"
+     inkscape:window-height="810"
+     inkscape:window-x="0"
+     inkscape:window-y="34"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="layer1" />
+  <defs
+     id="defs1" />
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1">
+    <rect
+       style="fill:#f2f2f2;stroke-width:0.264583"
+       id="rect1"
+       width="25"
+       height="50"
+       x="37.5"
+       y="40"
+       rx="12.5"
+       ry="12.5" />
+    <rect
+       style="fill:#f2f2f2;stroke-width:0.264583"
+       id="rect3"
+       width="10"
+       height="25"
+       x="35"
+       y="10"
+       rx="5"
+       ry="5" />
+    <rect
+       style="fill:#f2f2f2;stroke-width:0.264583"
+       id="rect4"
+       width="10"
+       height="25"
+       x="55"
+       y="10"
+       rx="5"
+       ry="5" />
+    <rect
+       style="fill:#f2f2f2;stroke-width:0.264583"
+       id="rect5"
+       width="30"
+       height="10"
+       x="35"
+       y="25"
+       rx="5"
+       ry="5" />
+    <rect
+       style="fill:#f2f2f2;stroke-width:0.264583"
+       id="rect6"
+       width="10"
+       height="20"
+       x="45"
+       y="30"
+       rx="5"
+       ry="5" />
+  </g>
+</svg>