new us tickers
up
good tickers for US
added the driver for strategy1
new grabber supports day,week,month prices
Merge branch 'dev' of github.com:yingbaishun/avalon into dev
get started to support prices update
new grabber, supporting updates now
rewrite
add deleteprices, mainly used for week,month prices
Merge branch 'dev' of github.com:yingbaishun/avalon into dev
fix bug in updater about mrd_date
Merge branch 'master' of https://github.com/yingbaishun/avalon into dev

Conflicts:
	node_test/us.tickers
migrate to new ubuntu
up
merged from master (will use dev from now on)
new script to update prices everynight
Merge branch 'dev' of github.com:yingbaishun/avalon into dev
stable version for price update