feat: hide wakatime languages (#1212)

* feat: added option to hide languages

* feat: recalculate percentages for hidden languages

* refactor: reverted langs_count and did some formatting

* doc: added hide to readme

* feat: make languages var mutable and improve filter logic

Co-authored-by: Adrian Kunz <clashsoft@hotmail.com>

* refactor: improve code and added tests

Co-authored-by: Adrian Kunz <clashsoft@hotmail.com>
Co-authored-by: Anurag <hazru.anurag@gmail.com>

src/common/utils.js

@@ -230,6 +230,7 @@ function measureText(str, fontSize = 10) {
       .reduce((cur, acc) => acc + cur) * fontSize
   );
 }
+const lowercaseTrim = (name) => name.toLowerCase().trim();
 
 module.exports = {
   renderError,
@@ -248,4 +249,5 @@ module.exports = {
   logger,
   CONSTANTS,
   CustomError,
+  lowercaseTrim,
 };