Using alias actor ID when available. Using basic SVG flags instead of PNG. Moved PNG and HD SVG flags to assets.

public/img/flags/vn.svg

@@ -1,11 +1,113 @@
-<svg xmlns="http://www.w3.org/2000/svg" id="flag-icon-css-vn" viewBox="0 0 640 480">
-  <defs>
-    <clipPath id="a">
-      <path fill-opacity=".7" d="M-85.3 0h682.6v512H-85.3z"/>
-    </clipPath>
-  </defs>
-  <g fill-rule="evenodd" clip-path="url(#a)" transform="translate(80) scale(.9375)">
-    <path fill="#ec0015" d="M-128 0h768v512h-768z"/>
-    <path fill="#ff0" d="M349.6 381L260 314.3l-89 67.3L204 272l-89-67.7 110.1-1 34.2-109.4L294 203l110.1.1-88.5 68.4 33.9 109.6z"/>
-  </g>
+<?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"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   inkscape:version="1.0 (4035a4fb49, 2020-05-01)"
+   height="341.32599"
+   width="512"
+   sodipodi:docname="vn.svg"
+   xml:space="preserve"
+   viewBox="0 0 512 341.32599"
+   y="0px"
+   x="0px"
+   id="Capa_1"
+   version="1.1"><metadata
+   id="metadata15181"><rdf:RDF><cc:Work
+       rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+         rdf:resource="http://purl.org/dc/dcmitype/StillImage" /></cc:Work></rdf:RDF></metadata><defs
+   id="defs15179" /><sodipodi:namedview
+   inkscape:current-layer="Capa_1"
+   inkscape:window-maximized="0"
+   inkscape:window-y="0"
+   inkscape:window-x="0"
+   inkscape:cy="170.663"
+   inkscape:cx="256"
+   inkscape:zoom="1.6386719"
+   showgrid="false"
+   id="namedview15177"
+   inkscape:window-height="1020"
+   inkscape:window-width="1485"
+   inkscape:pageshadow="2"
+   inkscape:pageopacity="0"
+   guidetolerance="10"
+   gridtolerance="10"
+   objecttolerance="10"
+   borderopacity="1"
+   bordercolor="#666666"
+   pagecolor="#ffffff" />
+<polygon
+   transform="translate(0,-85.337)"
+   id="polygon15142"
+   points="0,426.663 196.641,426.663 512,426.663 512,85.337 196.641,85.337 0,85.337 "
+   style="fill:#d80027" />
+<polygon
+   transform="translate(0,-85.337)"
+   id="polygon15144"
+   points="352,227.026 292.668,270.132 315.332,339.881 256,296.774 196.668,339.881 219.332,270.132 160,227.026 233.337,227.026 256,157.279 278.663,227.026 "
+   style="fill:#ffda44" />
+<g
+   transform="translate(0,-85.337)"
+   id="g15146">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15148">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15150">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15152">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15154">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15156">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15158">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15160">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15162">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15164">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15166">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15168">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15170">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15172">
+</g>
+<g
+   transform="translate(0,-85.337)"
+   id="g15174">
+</g>
 </svg>