update travis-ci node version to 0.10
use watch.io package for js-file monitoring
remove parser module from the web.io library
remove reader module from web.io library files
add support for heartbeat activities
update demonstrations
remove unused demo files
fix bug of reading stat of changed files
update bootstrap module
rename webio files to web.io
update README document
remove context closure for js modules in the accept procedure
update demo files
rebuild with version 0.1.1