refactors layouts for portfolio and sidebar

layouts/partials/sidebar.html

@@ -8,9 +8,9 @@
       {{ with .Site.Params.authorimage }}
       {{ $strippedSlash := ($.Site.Params.authorimage | replaceRE "^(/)+(.*)" "$2") }}
       {{ $authorImage := (printf "%s%s" $.Site.BaseURL $strippedSlash) }}
-      <p>
+      <div>
         <img src="{{$authorImage}}" alt="Author Image" class="img--circle img--headshot element--center"> 
-      </p>
+      </div>
       {{ end }}
       <p class="site__description">
         {{ with .Site.Params.description }} {{.}} {{ else }} Your site's description {{end}}