Update README.md

lakshmiDRIP · web-flow · commit e15e34b5d345 · 2017-12-22T13:35:27.000-05:00
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 # DROP
 
-**v3.22**  *18 December 2017*
+**v3.23**  *22 December 2017*
 
 DROP implements the model libraries and provides systems for fixed income valuation and adjustments, asset allocation and transaction cost analytics, and supporting libraries in numerical optimization and statistical learning.
 
