Merge branch 'release/0.2.8-1' into develop
add unicorn.conf
make collapsible & modify tbar order
auth before user_credential
make confirm_passowrd helper
css & cofirm_pass
update confirm_password
modify confirm_password spec
tbar button area
command buttons in tbar
refactor & bug fix
set icon
refactor
refactor
refactor
change focus
make .css
style
logo resize
add copyright in README