Update sqlalchemy from 1.1.14 to 1.1.15 (#298)

pyup.io bot · asvetlov · commit 438df75de912 · 2017-11-15T07:34:03.000+02:00
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -14,7 +14,7 @@ pytest-cov==2.5.1
 pytest-sugar==0.9.0
 pytest==3.2.4
 python-dateutil==2.6.1
-sqlalchemy==1.1.14
+sqlalchemy==1.1.15
 trafaret==0.10.4
 pymysql==0.7.11
 -r requirements-doc.txt
