Download page: Link to RISC-V binary

Image taken from[1], authored by the RISC-V Foundation and edited by me
to extract just the stylized RV logo.  Used under fair use for linking
to binaries for the RISC-V platform.

[1] https://en.wikipedia.org/wiki/File:RISC-V-logo.svg

Author: harding

_data/binaries.yaml

@@ -6,3 +6,4 @@ macdmg: "-osx.dmg"
 mactar: "osx64.tar.gz"
 lin32: "i686-pc-linux-gnu.tar.gz"
 lin64: "x86_64-linux-gnu.tar.gz"
+riscv64: "riscv64-linux-gnu"

_includes/templates/download.html

@@ -64,6 +64,13 @@ <h2>{{ page.latestversion }} {{CURRENT_RELEASE}} <a type="application/rss+xml" h
             	<a href="{{ PATH_PREFIX }}/{{ FILE_PREFIX }}-arm-linux-gnueabihf.tar.gz" class="dl" id="lin32arm">32 bit</a></span>
         </span>
       </div>
+      <div>
+        <img src="/assets/images/os/but_riscv.svg" alt="RISC-V Linux">
+        <span>
+          <a href="{{ PATH_PREFIX }}/{{ FILE_PREFIX }}-{{ site.data.binaries.riscv64 }}.tar.gz" class="dl">RISC-V Linux</a>
+            <span><a href="{{ PATH_PREFIX }}/{{ FILE_PREFIX }}-{{ site.data.binaries.riscv64 }}.tar.gz" class="dl" id="lin64riscv">64 bit</a></span>
+        </span>
+      </div>
     </div>
     <p class="downloadmore">
       <a href="{{ PATH_PREFIX }}/SHA256SUMS.asc" class="dl">{{ page.downloadsig }}</a><br>