added stripTags string helper

src/mol-util/string.ts

@@ -73,4 +73,9 @@ export function trimCharEnd(str: string, char: string) {
     let end = str.length;
     while (end > 0 && str[end - 1] === char) --end;
     return (end < str.length) ? str.substring(0, end) : str;
+}
+
+/** Simple function to strip tags from a string */
+export function stripTags(str: string) {
+    return str.replace(/<\/?[^>]+>/g, '')
 }
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