Add AirSane frontend

sane-frontends.html

@@ -254,6 +254,11 @@
 	    <a href="http://www.ellert.se/twain-sane/" target="_top">TWAIN SANE Interface for MacOS X</a>:
 	    This is a TWAIN datasource for MacOS X that aquires images using the SANE backend libraries.
 	  </li>
+	  <li>
+		<a href="https://github.com/SimulPiscator/AirSane" target="_top">AirSane</a>:
+		A daemon that implements Apple's AirScan/eSCL protocol, and thus allows to publish SANE scanners to 
+		MacOS clients over a local network. In addition, provides a simple web interface.
+	  </li>
 	</ul>
       </li>
       <li>