Type Modelica keywords in bold and remove trailing whitespaces ;-)

Modelica/package.mo

@@ -1244,25 +1244,28 @@ Long modifier lists shall be split into several indented lines with at most one
 <p>
 Full class definitions shall be separated by an empty line.
 </p>
+
+<h5>Example</h5>
+
 <blockquote><pre>
 <strong>package</strong> MyPackage
-  partial model BaseModel
-    parameter Real p;
-    input Real u(unit=\"m/s\");
-  protected 
+  <strong>partial</strong> <strong>model</strong> BaseModel
+    <strong>parameter</strong> Real p;
+    <strong>input</strong> Real u(unit=\"m/s\");
+  <strong>protected</strong>
     Real y;
     Real x(
       start=1,
       unit=\"m\",
       nominal=10);
-  equation 
-    der(x) = u;
+  <strong>equation</strong>
+    <strong>der</strong>(x) = u;
     y = 2*x;
-  end BaseModel;
+  <strong>end</strong> BaseModel;
 
-  model ModelP2
-    extends BaseModel(p=2);
-  end ModelP2;
+  <strong>model</strong> ModelP2
+    <strong>extends</strong> BaseModel(p=2);
+  <strong>end</strong> ModelP2;
 <strong>end</strong> MyPackage;
 </pre></blockquote>
 </html>"));