Merge pull request #906 from sharelatex/jel-cms-pages

Images on Wiki and CMS pages

services/web/public/stylesheets/app/cms-page.less

@@ -4,6 +4,10 @@
   including About and Blog
 */
 .cms-page {
+  img {
+    height: auto;
+    max-width: 100%;
+  }
   .btn-description {
     margin-right: @margin-sm;
   }

services/web/public/stylesheets/app/wiki.less

@@ -15,6 +15,7 @@
 	}
 
 	img {
+		height: auto;
 		max-width: 100%;
 	}