Temp fixes.
add testcases for sogou
- performance update on house id loader / mysql replace/insert.
- fix the exist query to avoid empty keyword.
- update cron tab script for HADES
- Update pipeline script
- use insert instead of update.
update cron job script
remove unused comment.
Merge branch 'master' into yiling

Conflicts:
	baidu_ads_api_fetcher/sem/MongoUtil.py
Merge pull request #52 from fangdiantong/yiling

update shell script for cron. improve house id loader , fix and add testcase for sogou.