[AIRFLOW-3384] Allow higher versions of Sqlalchemy and Jinja2 (#4227)

* [AIRFLOW-3384] Allow higher versions of SQLAlchemy and Jinja2

setup.py

@@ -276,7 +276,7 @@ def do_setup():
             'dill>=0.2.2, <0.3',
             'flask>=0.12.4, <0.13',
             'flask-appbuilder==1.12.1',
-            'flask-admin==1.4.1',
+            'flask-admin==1.5.2',
             'flask-caching>=1.3.3, <1.4.0',
             'flask-login>=0.3, <0.5',
             'flask-swagger==0.2.13',
@@ -287,7 +287,7 @@ def do_setup():
             'gunicorn>=19.4.0, <20.0',
             'iso8601>=0.1.12',
             'json-merge-patch==0.2',
-            'jinja2>=2.7.3, <2.9.0',
+            'jinja2>=2.7.3, <=2.10.0',
             'lxml>=4.0.0',
             'markdown>=2.5.2, <3.0',
             'pandas>=0.17.1, <1.0.0',
@@ -299,7 +299,7 @@ def do_setup():
             'python-nvd3==0.15.0',
             'requests>=2.5.1, <3',
             'setproctitle>=1.1.8, <2',
-            'sqlalchemy>=1.1.15, <1.2.0',
+            'sqlalchemy>=1.1.15, <1.3.0',
             'tabulate>=0.7.5, <=0.8.2',
             'tenacity==4.8.0',
             'thrift>=0.9.2',