Better symbolic icons

A lot of the old symbolic icons were not very geometric and off
the 16x16 grid. This brings them in line with the GNOME style for
symbolic icons and aligns them to the pixel grid where possible.

icons/mail-reply-all-symbolic.svg

@@ -7,21 +7,13 @@
    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"
+   id="svg10"
    version="1.1"
-   id="Layer_1"
-   x="0px"
-   y="0px"
-   width="100px"
-   height="100px"
-   viewBox="0 0 100 100"
-   enable-background="new 0 0 100 100"
-   xml:space="preserve"
-   inkscape:version="0.48.4 r9939"
-   sodipodi:docname="reply-all-symbolic.svg"><metadata
-     id="metadata9"><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 /></cc:Work></rdf:RDF></metadata><defs
-     id="defs7" /><sodipodi:namedview
+   height="16"
+   width="16"
+   sodipodi:docname="mail-reply-all-symbolic.svg"
+   inkscape:version="0.92.4 (5da689c313, 2019-01-14)">
+  <sodipodi:namedview
      pagecolor="#ffffff"
      bordercolor="#666666"
      borderopacity="1"
@@ -30,24 +22,57 @@
      guidetolerance="10"
      inkscape:pageopacity="0"
      inkscape:pageshadow="2"
-     inkscape:window-width="1177"
-     inkscape:window-height="766"
-     id="namedview5"
+     inkscape:window-width="1600"
+     inkscape:window-height="863"
+     id="namedview9"
      showgrid="false"
-     inkscape:zoom="4.72"
-     inkscape:cx="47.951201"
-     inkscape:cy="57.020569"
-     inkscape:window-x="2551"
-     inkscape:window-y="220"
-     inkscape:window-maximized="0"
-     inkscape:current-layer="Layer_1" /><path
-     d="m 55.074,19.967 c -1.919,0 -3.812,0.131 -5.664,0.379 L 47.546,2.5 22.857,33.585 53.395,58.469 51.085,36.371 c 0.421,-0.014 0.839,-0.041 1.264,-0.041 19.789,0 35.834,16.043 35.834,35.832 0,9.896 -4.009,18.854 -10.493,25.338 C 89.383,90.028 97.142,76.943 97.142,62.036 97.143,38.804 78.31,19.967 55.074,19.967 z"
-     id="path3"
-     style="fill:#bebebe;fill-opacity:1;stroke:none"
-     inkscape:connector-curvature="0" /><path
-     style="fill:#bebebe;fill-opacity:1;stroke:none"
-     mask="none"
-     d="M 25.814844,3.4757167 1.1273443,34.569467 l 30.5312497,24.875 c -0.51184,-4.700225 -0.52737,-6.593597 -0.875,-9.761622 L 10.370988,33.788217 C 28.729198,9.6091097 27.076287,13.146026 27.075437,13.146797 26.791137,10.328029 26.179704,7.0749067 25.814844,3.4757167 z"
-     id="path3-8-2"
-     inkscape:connector-curvature="0"
-     sodipodi:nodetypes="ccccccc" /></svg>
+     inkscape:zoom="22.627417"
+     inkscape:cx="6.3171439"
+     inkscape:cy="3.1999712"
+     inkscape:window-x="0"
+     inkscape:window-y="400"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg10" />
+  <metadata
+     id="metadata16">
+    <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 />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs14" />
+  <g
+     style="fill:#bebebe;fill-opacity:1"
+     id="g8"
+     font-weight="400"
+     fill="#2e3436">
+    <path
+       id="path2"
+       overflow="visible"
+       style="line-height:normal;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000;text-transform:none;text-orientation:mixed;shape-padding:0;isolation:auto;mix-blend-mode:normal;marker:none;fill:#bebebe;fill-opacity:1"
+       d="M7 6v2h2.994s.791.014 1.553.395c.761.38 1.447.938 1.447 2.605v2h2v-2c0-2.333-1.314-3.775-2.553-4.395C11.203 5.986 9.994 6 9.994 6z"
+       white-space="normal"
+       font-family="sans-serif"
+       color="#000" />
+    <path
+       id="path4"
+       overflow="visible"
+       style="line-height:normal;-inkscape-font-specification:'Bitstream Vera Sans';text-indent:0;text-align:start;text-decoration-line:none;text-transform:none;marker:none;fill:#bebebe;fill-opacity:1"
+       d="M6 3.022v1c0 .257-.13.529-.313.719l-2.28 2.281 2.28 2.281c.183.19.313.462.313.72v1H5c-.31 0-.552-.091-.75-.282L.594 7.022 4.25 3.303c.198-.19.44-.28.75-.28z"
+       font-family="Bitstream Vera Sans"
+       color="#bebebe" />
+    <path
+       id="path6"
+       overflow="visible"
+       style="line-height:normal;-inkscape-font-specification:'Bitstream Vera Sans';text-indent:0;text-align:start;text-decoration-line:none;text-transform:none;marker:none;fill:#bebebe;fill-opacity:1"
+       d="M10 3.022v1c0 .257-.13.529-.313.719l-2.28 2.281 2.28 2.281c.183.19.313.462.313.72v1H9c-.31 0-.552-.091-.75-.282L4.594 7.022 8.25 3.303c.198-.19.44-.28.75-.28z"
+       font-family="Bitstream Vera Sans"
+       color="#bebebe" />
+  </g>
+</svg>