fixed "faafo list" not working, due to SQLalchemey >1.4

File "/usr/local/lib/python2.7/dist-packages/flask_restless/helpers.py", line 595, in count
    if num_results is None or query._limit:
AttributeError: 'BaseQuery' object has no attribute '_limit'

faafo/requirements.txt

@@ -5,6 +5,7 @@ iso8601
 anyjson>=0.3.3
 eventlet>=0.17.4
 PyMySQL>=0.6.2,<0.7  # 0.7 design change breaks faafo, MIT License
+SQLAlchemy>1.3,<1.4  # 1.4 breaks faafo list
 Pillow==2.4.0 # MIT
 requests>=2.5.2
 Flask-Bootstrap