Removed string literal and update npm ignore

Author: uttamukkoji

.npmignore

@@ -2,4 +2,5 @@ src
 tsconfig.json
 tslint.json
 .prettierrc
-jestconfig.json
+jestconfig.json
+CODEOWNERS

src/entry-editable.ts

@@ -2,7 +2,7 @@ import { EntryModel } from ".";
 
 export function addTags(entry: EntryModel, contentTypeUid: string, tagsAsObject: boolean, locale: string = 'en-us') : void {  
     if (entry)  
-        entry["$"] = getTag(entry, `${contentTypeUid}.${entry.uid}.${locale}`, tagsAsObject, locale)        
+        entry.$ = getTag(entry, `${contentTypeUid}.${entry.uid}.${locale}`, tagsAsObject, locale)        
 }
 
 function getTag(content: object, prefix: string, tagsAsObject: boolean, locale: string): object {
@@ -13,18 +13,18 @@ function getTag(content: object, prefix: string, tagsAsObject: boolean, locale:
                 if (Array.isArray(value)) {
                     value.forEach((obj, index) => {
                         if ((typeof obj !== 'undefined' || obj !== null) && obj._content_type_uid !== undefined && obj.uid !== undefined) {
-                            value[index]['$'] = getTag(obj, `${obj._content_type_uid}.${obj.uid}.${obj.locale || locale}`, tagsAsObject, locale)
+                            value[index].$ = getTag(obj, `${obj._content_type_uid}.${obj.uid}.${obj.locale || locale}`, tagsAsObject, locale)
                         }else {
                             if (typeof obj === "object") {
-                                obj['$'] = getTag(obj, `${prefix}.${key}.${index}`, tagsAsObject, locale)
+                                obj.$ = getTag(obj, `${prefix}.${key}.${index}`, tagsAsObject, locale)
                             } else {
                                 tags[key] = getTagsValue(`${prefix}.${key}`, tagsAsObject)
                             }
                         }
                     })
                 }else {
                     if (value) {
-                        value["$"] = getTag(value, `${prefix}.${key}`, tagsAsObject, locale)
+                        value.$ = getTag(value, `${prefix}.${key}`, tagsAsObject, locale)
                     }
                 }
                 break;