init upgrade bootstrap 3.0.0& chosen
update pagination, modal style
update search bar, fix login page display
correct form
update nav
update login
try to fix input size
fix form_for class setting
add mobile view
change default input size

in bootstrap 3's changelog:
Switched to box-sizing: border-box; and width: 100%; by default for all textual inputs.
update chosen css & remove old docs from bootstrap 2
replace hero-unit
add missed chosen png
replace label-important with label-danger
remove bootstrap-resposive
fix spell