fix load cipher_helper failed

recommendation list from remote server

http request formation

unit suite

signature helper

sha1

modify the vhost document

fix the bug that crushed when imei is not in db

fix the bug that no imei will crushed

Merge branch 'master' of https://github.com/somcserdev/smartrecomandation

add recommendation with selectiong from db

add the link of recommendation in document

move the common controllers to common folder

move the output2json function to base class

Merge branch 'master' of https://github.com/somcserdev/smartrecomandation