Optimise all SVG icons

novelwriter/assets/icons/typicons_dark/typ_plus.svg

@@ -1,31 +1,4 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg
-   xmlns:dc="http://purl.org/dc/elements/1.1/"
-   xmlns:cc="http://creativecommons.org/ns#"
-   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-   xmlns:svg="http://www.w3.org/2000/svg"
-   xmlns="http://www.w3.org/2000/svg"
-   version="1.2"
-   width="24"
-   height="24"
-   viewBox="0 0 24 24"
-   id="svg5808">
-  <metadata
-     id="metadata5814">
-    <rdf:RDF>
-      <cc:Work
-         rdf:about="">
-        <dc:format>image/svg+xml</dc:format>
-        <dc:type
-           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
-        <dc:title></dc:title>
-      </cc:Work>
-    </rdf:RDF>
-  </metadata>
-  <defs
-     id="defs5812" />
-  <path
-     d="m 19.5,9.5 h -5 v -5 C 14.5,3.12 13.38,2 12,2 10.62,2 9.5,3.12 9.5,4.5 l 0.08875,5 H 4.5 C 3.12,9.5 2,10.62 2,12 c 0,1.38 1.12,2.5 2.5,2.5 L 9.58875,14.41125 9.5,19.5 c 0,1.38 1.12,2.5 2.5,2.5 1.38,0 2.5,-1.12 2.5,-2.5 V 14.41125 L 19.5,14.5 C 20.88,14.5 22,13.38 22,12 22,10.62 20.88,9.5 19.5,9.5 Z"
-     id="path5806"
-     style="stroke-width:1.25;fill:#99cc99;fill-opacity:1" />
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="24" height="24" version="1.2" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg">
+ <path d="m19.5 9.5h-5v-5c0-1.38-1.12-2.5-2.5-2.5s-2.5 1.12-2.5 2.5l0.08875 5h-5.0888c-1.38 0-2.5 1.12-2.5 2.5s1.12 2.5 2.5 2.5l5.0888-0.08875-0.08875 5.0888c0 1.38 1.12 2.5 2.5 2.5s2.5-1.12 2.5-2.5v-5.0888l5 0.08875c1.38 0 2.5-1.12 2.5-2.5s-1.12-2.5-2.5-2.5z" fill="#9c9" stroke-width="1.25"/>
 </svg>