Log Message:
finance/py-alpha_vantage: Import version 1.8.0

Alpha Vantage delivers a free API for real time financial data and
most used finance indicators in a simple json or pandas format. This
module implements a python interface to the free API provided by Alpha
Vantage (http://www.alphavantage.co/). It requires a free API key,
which can be requested on http://www.alphavantage.co/support/#api-key.