[Doc] fix: css

openmole/bin/org.openmole.site/jvm/src/main/resources/css/docstyle.css

@@ -458,7 +458,7 @@ code,
     margin-bottom: 25px;
     margin-left: auto;
     margin-right: auto;
-    display := "block";
+    display: block;
 }
 
 .doc-br {

openmole/bin/org.openmole.site/jvm/src/main/scala/org/openmole/site/tools.scala

@@ -137,7 +137,7 @@ package object tools {
 
   def anchor(title: String) = s"#${shared.anchor(title)}"
 
-  def img = scalatags.Text.all.img(cls := "doc-img")
+  def img(xs: Modifier*) = scalatags.Text.all.img(Seq(cls := "doc-img") ++ xs: _*)
   def br = scalatags.Text.all.br(cls := "doc-br")
 
   case class Parameter(name: String, `type`: String, description: String)