add readme
add refactor before and update readme
add view_models for signup and password
update to rails 4
finished password change
finished signup_form and update readme
finished readme
Update readme.md

fixed code style
Merge pull request #17 from xiongbo/master

finished 416 #8
这一课信息量好大
init 416
add passwordform
add password_form
add signup_form
move 416 base code before refactor to trash
starting to add form_objects
remove one folder
added some question and idea to help me understand
finished password form_object
added tech talk topics list
signup form object #4