Change logo image from SVG to PNG in order to correct the font

Author: ggorman

_includes/header.html

@@ -1,7 +1,7 @@
 <header id="masthead">
   <div class="inner-wrap">
     <a href="{{ site.url }}">
-    	<img id="homelogo" src="images/OpesciLogo.svg">
+    	<img id="homelogo" src="images/Opesci.Logo.W.png">
     </a>
 <!--     <nav role="navigation" class="menu top-menu">
         {% include navigation.html %}