fix docs, move release info to github releases

HISTORY.rst

@@ -2,19 +2,5 @@
 
 History
 -------
-0.2.0 (2018-03-05)
-++++++++++++++++++
-* Improved password checking.
-* No longer sends user passwords to a third party. Now uses havebeenpwned's k-anonymity_ model)
-* Thank you @Plazmaz
-.. _k-anonymity: https://en.wikipedia.org/wiki/K-anonymity
 
-0.1.0 (2017-08-05)
-++++++++++++++++++
-
-* Initial beta release. Working as intended. **Note: This app currently sends user passwords to a third party. There are obvious security risks associated with this practice.**
-
-0.0.1 (2017-08-04)
-++++++++++++++++++
-
-* Beta version, getting everything working.
+See Github Releases