Update main.yaml of tomcat-standalone tasks

Changed tomcat version to download from 7.0.42 -> 7.0.47

7.0.42 url returns 404 error.

tomcat-standalone/roles/tomcat/tasks/main.yml

@@ -3,13 +3,13 @@
   yum: name=java-1.7.0-openjdk state=present
 
 - name: Download Tomcat
-  get_url: url=http://mirror.symnds.com/software/Apache/tomcat/tomcat-7/v7.0.42/bin/apache-tomcat-7.0.42.tar.gz dest=/opt/apache-tomcat-7.0.42.tar.gz
+  get_url: url=http://mirror.symnds.com/software/Apache/tomcat/tomcat-7/v7.0.47/bin/apache-tomcat-7.0.47.tar.gz dest=/opt/apache-tomcat-7.0.47.tar.gz
 
 - name: Extract archive
-  command: chdir=/usr/share /bin/tar xvf /opt/apache-tomcat-7.0.42.tar.gz -C /usr/share/ creates=/usr/share/tomcat
+  command: chdir=/usr/share /bin/tar xvf /opt/apache-tomcat-7.0.47.tar.gz -C /usr/share/ creates=/usr/share/tomcat
 
 - name: Symlink install directory
-  file: src=/usr/share/apache-tomcat-7.0.42 path=/usr/share/tomcat state=link
+  file: src=/usr/share/apache-tomcat-7.0.47 path=/usr/share/tomcat state=link
 
 - name: Add group "tomcat"
   group: name=tomcat