Add support for HTTPie. Fixes #13

index.html

@@ -37,7 +37,7 @@
         <h1>What is my IP address?</h1>
         <p><code class="ip">{{ .IP }}</code></p>
         <p>Multiple command line HTTP clients are supported,
-          including <a href="https://curl.haxx.se/">curl</a>, <a href="https://www.gnu.org/software/wget/">GNU
+          including <a href="https://curl.haxx.se/">curl</a>, <a href="https://github.com/jkbrzt/httpie">httpie</a>, <a href="https://www.gnu.org/software/wget/">GNU
             Wget</a>
           and <a href="https://www.freebsd.org/cgi/man.cgi?fetch(1)">fetch</a>.</p>
       </div>
@@ -49,6 +49,9 @@
 $ curl ifconfig.co
 {{ .IP }}
 
+$ http ifconfig.co
+{{ .IP }}
+
 $ wget -qO- ifconfig.co
 {{ .IP }}