update readme

CHANGELOG.md

@@ -13,6 +13,8 @@ All notable changes to this project will be documented in this file.
 - improve inputfallback (Android support)
 
 ### Fixed
+- Placeholder color #972
+- Other color on placeholder (wrap placeholder in span, using contenteditable?) #873
 - Error on 3.3.3: Uncaught TypeError: Cannot set property 'generatedInput' of undefined #1399
 - ios 8, safari, on first visit unable to enter any characters #826
 - Numerica mask not run in Galaxy S5 + Chrome + Android #1357

README.md

@@ -999,7 +999,8 @@ https://html.spec.whatwg.org/#input-modalities:-the-inputmode-attribute
 
 ### colorMask
 Default: false
-Create a css styleable mask.  Defines css classes: im-caret, im-static.
+Create a css styleable mask.
+Uses css classes: im-caret, im-static.
 
 You need to include the inputmask.css in your page to use this option.