http://www.hostedredmine.com/issues/223375 add dev guide, spec docs
Update README.md
http://www.hostedredmine.com/issues/226671 update road map docs
Merge branch 'master' of github.com:phamtuanchip/estudy
Update README.md
Update README.md
http://www.hostedredmine.com/issues/227415 re-organize doc, add testcase template
move sample portlet lib to tutorial folder
update source