Manga mode

Comics are parsed for images only
Miscellaneous fixes

lector/resources/raw/DarkIcons/manga-mode.svg

@@ -0,0 +1,61 @@
+<?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"
+   width="22"
+   height="22"
+   version="1.1"
+   viewBox="0 0 22 22"
+   id="svg7"
+   sodipodi:docname="manga.svg"
+   inkscape:version="0.92.2 2405546, 2018-03-11">
+  <metadata
+     id="metadata11">
+    <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>
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1586"
+     inkscape:window-height="856"
+     id="namedview9"
+     showgrid="false"
+     inkscape:zoom="10.727273"
+     inkscape:cx="11"
+     inkscape:cy="11"
+     inkscape:window-x="0"
+     inkscape:window-y="0"
+     inkscape:window-maximized="0"
+     inkscape:current-layer="svg7" />
+  <defs
+     id="defs3">
+    <style
+       id="current-color-scheme"
+       type="text/css">
+   .ColorScheme-Text { color:#6e6e6e; } .ColorScheme-Highlight { color:#5294e2; }
+  </style>
+  </defs>
+  <path
+     style="fill:#5c616c;fill-opacity:1"
+     class="ColorScheme-Text"
+     d="M 19,11 14,6 V 8 H 8 V 6 l -5,5 5,5 v -2 h 6 v 2 z"
+     id="path5" />
+</svg>