ChangeLog Summary
===================


version 0.2, May 2011
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* quickstart finalised.
* Test coverage close to 100%
* include 4 datasets to play with
* Finalise the lagplot function
* Improve TimeSeries constructor o have steps, num or frequency choices 
* Create a TimeConverter to transform string dates into datetime
* Create a TimeRange similar to range to iterate throug datetimes

version 0.1, May 2011
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* Improve the TimeSeries class to extract new TimeSeries given 1 or 2 events.
* Create a Events class to associate events with a time series.
* Create a TimeSeries class to manipulate regular time series with missing data
* Create FinancialData class to retrieve data from the web and plot them