fix changelog

CHANGELOG.md

 # Changelog of json2html-lib
 
-## V0.1.2 (2020-05-04)
-
-### Corrections
-
-- fix alpha calculation for `toHEX()`
-
-## V0.1.1 (2020-05-02)
-
-### Feature
-
-- new design for the demo
-
-### Corrections
-
-- fix calculation when no alpha
-- fix alpha calculation with mask opacity
-
-## V0.1.0 (2020-05-01)
-
-### Feature
-
-- add alpha support
-
-### Corrections
-
-- add more control
-- fix blue additionnal
-- fix bug with float values for rgb
-- update demo
-
-## V0.0.4 (2019-01-23)
-
-### Feature
-
-- add `reset()` method
-
-## V0.0.3 (2019-01-22)
-
-### Features
-
-- add `maskColor` and  `maskOpacity` params for `addColor()`
-
-## V0.0.2 (2019-01-21)
-
-### Features
-
-- add `getRGB()` and `getHSV()` methods
-
-## V0.0.1 (2019-01-20)
+## V0.0.1 (2020-10-14)
 
 - initial release