Use HTTPS in URL

Author: garydgregory

src/site/xdoc/building.xml

@@ -27,7 +27,7 @@ limitations under the License.
     <section name="Overview">
       <p>
         Commons BeanUtils can be built using
-        <a href="http://maven.apache.org">Maven 3</a>
+        <a href="https://maven.apache.org">Maven 3</a>
         (Recommended: Maven 3.3)
         and JDK 6 / OpenJDK 6 or later (recommended: JDK 8).
       </p>
@@ -40,7 +40,7 @@ limitations under the License.
     <section name="Maven 3 Goals">
       <p>
         Build using
-        <a href="http://maven.apache.org">Maven 3</a>
+        <a href="https://maven.apache.org">Maven 3</a>
         is the preferred build method.
         The compiled BeanUtils JAR should work with Java 6 or later.
       </p>

src/site/xdoc/proposal.xml

@@ -95,7 +95,7 @@ several future proposed components for the Jakarta Commons subproject.</p>
 
 <p>The three original Java classes (<code>BeanUtils</code>,
 <code>ConvertUtils</code>, and <code>PropertyUtils</code>) are an integral
-part of the <a href="http://jakarta.apache.org/struts">Struts Framework</a>.
+part of the <a href="https://jakarta.apache.org/struts">Struts Framework</a>.
 However, they have very few dependencies on other aspects of Struts, and
 those dependencies have been removed in the proposed code base.
 Once accepted and released as a Jakarta Commons component, Struts will