update news entry so that the news-carousel template can be shared with the gallery template

content/news/2018-11-15-hpdg-image.md

@@ -2,7 +2,7 @@
 date = "2018-11-11"
 title = "hp-DG for two-phase flow"
 content = "carousel"
-image = "/img/hpdg-twophase-flow.png"
+image = ["/img/hpdg-twophase-flow.png"]
 package = "dune-fem"
 url = ["paper","https://dx.doi.org/10.1016/j.apm.2018.10.013"]
 +++

layouts/news/carousel.html

-<div class="carousel-image">
-<img src="{{ .Params.image }}"
-     class="figure-img ratio img-responsive img-rounded"
-     alt="{{ .Title }}">
-</div>
-<div class="carousel-caption">
-  <div class="carousel-dark">
-  <h style="font-weight: bold">{{ .Title }}</h>
-  <p>{{ .Content }}</p>
-  </div>
-</div>
+{{ partial "carousel-entry" . }}