use global polymer
fix no middleware
fix no middleware
referer --> referrer
header method for request
req.headers
fix views cache error
add req.referrer
view.disabled
use app.loadLink in response
application.history
application.history
fix history
fix requesting
refresh after cache cleaned when back
history state for anchor click
fix back issue
add history when hashchange
app.get(url, options)
fix useless views not removed