Merge pull request #90 from fireweb/master

invitation refactor
#76
Merge pull request #91 from fireweb/master

remove some of the old approach Fixed #76 again
Merge pull request #97 from fireweb/master

Finished 411 performance testing
#95
init 022r
finish 022r
init 408
add emberjs
init and add emberjs and application.handlebars
Merge branch 'master' of github.com:xiongbo/railscasts
add entries and template
use different template
add drawing booked
add performance test
add valueBinding
Merge pull request #98 from xiongbo/master

finished 408
Merge pull request #99 from zlx/feature/411_performance_test

414 performance test
add action
add entries
refactor
use ArrayController