Versioning for mysqlclient and psycopg2

core/admin/requirements-prod.txt

@@ -28,7 +28,9 @@ Jinja2==2.10
 limits==1.3
 Mako==1.0.7
 MarkupSafe==1.1.0
+mysqlclient==1.3.14
 passlib==1.7.1
+psycopg2==2.7.6.1
 pycparser==2.19
 pyOpenSSL==18.0.0
 python-dateutil==2.7.5
@@ -45,5 +47,3 @@ visitor==0.1.3
 Werkzeug==0.14.1
 WTForms==2.2.1
 WTForms-Components==0.10.3
-psycopg2
-mysqlclient