remove unused requirements

Windfarer · Windfarer · commit aff894e646d1 · 2015-12-15T13:41:29.000+08:00
diff --git a/requirements.txt b/requirements.txt
@@ -2,6 +2,4 @@ mysql-replication
 requests
 simplejson
 pyyaml
-elasticsearch==1.9.0
-elasticsearch_dsl
 lxml==3.4.4
