CI: change 2.7 build for sqlalchemy to 0.9.6

Author: jreback

ci/requirements-2.7.txt

@@ -11,7 +11,7 @@ openpyxl==1.6.2
 xlsxwriter==0.4.6
 xlrd==0.9.2
 patsy==0.1.0
-sqlalchemy==0.8.1
+sqlalchemy==0.9.6
 pymysql==0.6.1
 psycopg2==2.5.2
 html5lib==1.0b2
@@ -22,4 +22,4 @@ statsmodels==0.5.0
 boto==2.26.1
 httplib2==0.8
 python-gflags==2.0
-google-api-python-client==1.2
+google-api-python-client==1.2