Make Tiles 3 the default implementation in spring-webmvc

Move spring-webmvc-tiles3 content to spring-webmvc, and
create a spring-webmvc-tiles2 module with Tiles 2 support.

Its allows View Resolution to configure Tiles 3 instead of Tiles 2.

Issue: SPR-7093

spring-webmvc-tiles2/src/test/java/org/springframework/web/servlet/view/tiles2/TilesConfigurerTests.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2002-2013 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.web.servlet.view.tiles2;
+
+import org.apache.tiles.context.TilesRequestContext;
+import org.apache.tiles.impl.BasicTilesContainer;
+import org.apache.tiles.servlet.context.ServletTilesRequestContext;
+import org.apache.tiles.servlet.context.ServletUtil;
+import static org.junit.Assert.*;
+import org.junit.Test;
+
+import org.springframework.mock.web.test.MockHttpServletRequest;
+import org.springframework.mock.web.test.MockHttpServletResponse;
+import org.springframework.mock.web.test.MockServletContext;
+
+/**
+ * @author Juergen Hoeller
+ * */
+public class TilesConfigurerTests {
+
+	@Test
+	public void simpleBootstrap() {
+		MockServletContext sc = new MockServletContext();
+		TilesConfigurer tc = new TilesConfigurer();
+		tc.setDefinitions("/org/springframework/web/servlet/view/tiles2/tiles-definitions.xml");
+		tc.setCheckRefresh(true);
+		tc.setServletContext(sc);
+		tc.afterPropertiesSet();
+
+		BasicTilesContainer container = (BasicTilesContainer) ServletUtil.getContainer(sc);
+		TilesRequestContext requestContext = new ServletTilesRequestContext(
+				container.getApplicationContext(), new MockHttpServletRequest(), new MockHttpServletResponse());
+		assertNotNull(container.getDefinitionsFactory().getDefinition("test", requestContext));
+
+		tc.destroy();
+	}
+
+}

spring-webmvc-tiles2/src/test/resources/jasperreports.properties

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+net.sf.jasperreports.awt.ignore.missing.font=true

spring-webmvc-tiles2/src/test/resources/log4j.properties

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+log4j.appender.console=org.apache.log4j.ConsoleAppender
+log4j.appender.console.layout=org.apache.log4j.PatternLayout
+log4j.appender.console.layout.ConversionPattern=%d{HH:mm:ss,SSS} [%c] - %m%n
+
+log4j.rootCategory=WARN, console
+log4j.logger.org.springframework.beans=WARN
+log4j.logger.org.springframework.convert=DEBUG
+
+#log4j.logger.org.springframework.web.servlet=TRACE
+

spring-webmvc-tiles2/src/test/resources/org/springframework/web/servlet/view/tiles2/tiles-definitions.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE tiles-definitions PUBLIC
+		"-//Apache Software Foundation//DTD Tiles Configuration 2.0//EN"
+		"http://tiles.apache.org/dtds/tiles-config_2_0.dtd">
+
+<tiles-definitions>
+
+	<definition name="test" template="/WEB-INF/tiles/test.jsp"/>
+
+</tiles-definitions>