Merge pull request #87 from coffincw/master

Fix Price Movement Plots and other small adjustments

Author: DanielGoldfarb

README.md

@@ -203,15 +203,17 @@ mpf.plot(daily,type='line')
 
 
 ```python
-mpf.plot(daily,type='renko')
+year = pd.read_csv('examples/data/SPY_20110701_20120630_Bollinger.csv',index_col=0,parse_dates=True)
+year.index.name = 'Date'
+mpf.plot(year,type='renko')
 ```
 
 
 ![png](https://raw.githubusercontent.com/matplotlib/mplfinance/master/readme_files/readme_8_1.png)
 
 
 ```python
-mpf.plot(daily,type='pnf')
+mpf.plot(year,type='pnf')
 ```