Add books action view.
Change book's index and view action to work.
Add route for /book (without index)
Add api static routing
Add database reading method to team controller
Remove unnecessary comment out
Add database reading method to Project controller
Add database reading method to Todo controller
Fix api for team list
Fix api for project list
Set ContentType for login to application/json
Fix api for team list
Fix api for todo list
Set api response charset to utf8
Change team model. Using DBRef
Fix fmt error
Change team model
Get project list from team's DBRef
Get todo list from project DBRef
Resolve #9

Merge branch 'api_basic_change_references' into api_basic

api_basic

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