Update the TomEE content.md File (#728)

* Update the TomEE content.md File

As indicated in http://tomee.apache.org/commercial-support.html , ManageCat is another commercial support company behind the Apache TomEE project.

tomee/content.md

@@ -24,6 +24,14 @@ Below are some press releases that might be helpful:
 -	Tomitribe Announces Enterprise Service Support for Apache TomEE http://www.tomitribe.com/company/press/tomitribe_enterprise_service_support_for_apache_tomee_javaone_2013/
 -	Tomitribe Introduces Community Partnership Program Conference http://www.tomitribe.com/company/press/tomitribe-introduces-community-partnership-program-and-presents-java-ee-sessions-at-javaone-2014-conference/
 
+# Apache TomEE and ManageCat
+
+Another commercial support company provides enterprise support for Apache TomEE is ManageCat. ManageCat involves with a lot of Apache Java EE projects to contribute open source Java EE ecosystem. ManageCat co-founder is also a founder of open source Apache OpenWebBeans project (http://openwebbans.apache.org) which is heavily used in Apache TomEE application server for CDI integration.
+
+ManageCat is a cloud management and service platform for Apache Tomcat and Apache TomEE servers. Involving with a lot of Apache Java EE projects, we want to transfer not only our knowledge about Apache TomEE and also other Java EE technologies including JPA, EJB, CDI, JSF, JSTL, JTA, JMS. We will help our customers to develop and deploy their production based Java EE applications smoothly.
+
+-	ManageCat Announces Enterprise Service Support for Apache Tomcat and TomEE, http://managecat.com/index.php/enterprise-tomcat-support
+
 # How to use this image.
 
 Run the default TomEE server (`CMD ["catalina.sh", "run"]`):