release tests within tar ball

v2.3.2

:lipstick: pump up version number

maintenance fix

fixed #1

and released vividvilla#17

updated testing python versions: python 3.7, 3.8-dev, pypy3 were added. python 3.3, 3.4 were dropped.

Add candlestick, bar and line visualization for stock data

See change log for details.

inline with csvtotable

same as csvtotable version 0.2.0 but supports ods, xls and xlsx in addition to csv. What's more, it support csv source encoding parameter.