refactor web-demo

twitter bootstrap integration
http://reactive.masgui.cloudbees.net

refactor buttons to open in new tab
http://reactive.masgui.cloudbees.net/core/EventStream

live demo with code mirror
http://reactive.masgui.cloudbees.net/showdemo/EventStream_EventSource

with flexible layout
http://reactive.masgui.cloudbees.net/showdemo/JsEventStreamDemo