using observer

problem:
can't pass parameter to the callback function
observer the talking windows, workable
add function: replace A => B

add the input field of B
update the extension name and description
load static img from extension

1. img loaded from extension
2. fix bug : the photo in the messagebox display error
observe messagebox when document ready
observe on fbNubGroup

observe on fbNubGroup ( messagebox )
but the eventhandler is empty
observe on fbNubGroup [ work ]

replace when the new messagebox append
replace btn  => reload page

through reloading page to set observer on the fbNubGroup
Merge pull request #2 from jimmy600kimo/mutation-observer

v 0.1.1
Mutation observer