Mockup Proxy, ExtJS integration and server based config

Biggest improvements are Mockup Proxy, ExtJS integration and the server based configuration

bugs fixed:
1838123-tomcat5.0-restart-problem/

features:
1488970-printing-status-information
1708738-check-JetResourceServlet-logs---not-found-errors
1761798-Handling-duplicate-submits.
1779345-server-based-configuration-support
1807432-JetResourceServlet-add-transfer-encoding-gzip
1807435-fetching-rendered-components-via-ajax
1829890-Mashup-Proxy