FreeMarker與Spring MVC 4結合錯誤：Caused by: java.lang.NoClassDefFoundError: org/springframework/ui/freemarker/FreeMarkerConfiguration

添加spring-context-support的依賴到POM：

        <!-- spring-context-support -->
        <!-- https://mvnrepository.com/artifact/org.springframework/spring-context-support -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context-support</artifactId>
            <version>4.1.4.RELEASE</version>
        </dependency>