v0.3.4 Release

This is a minor release from 0.3.3.

Highlights:

Adds and updates endpoints related to the May 25, 2018 provider update to the IEX API

New Features

• Added support for the Largest Trades endpoint through the get_largest_trades method of Stock

Enhancements

• Added tests and documentation for cryptocurrency support [GH66] (#66)
• Added docstring for get_chart changeFromClose and chartLast parameters GH65

Bug Fixes

• Removes dividend-issuing tickers from historical price tests [GH61] (#61)
• Fix KeyError exception when there is no earnings or financials data on a ticker. (Thank you reixd)
  GH60