Trim names

app/src/main/java/eu/faircode/email/EntityAnswer.java

@@ -170,6 +170,9 @@ public class EntityAnswer implements Serializable {
             }
         }
 
+        first = Helper.trim(first, ".");
+        last = Helper.trim(last, ".");
+
         text = text.replace("$name$", fullName == null ? "" : Html.escapeHtml(fullName));
         text = text.replace("$firstname$", first == null ? "" : Html.escapeHtml(first));
         text = text.replace("$lastname$", last == null ? "" : Html.escapeHtml(last));

app/src/main/java/eu/faircode/email/Helper.java

@@ -2151,6 +2151,21 @@ public class Helper {
         return (c == '.' /* Latin */ || c == '。' /* Chinese */);
     }
 
+    static String trim(String value, String chars) {
+        if (value == null)
+            return null;
+
+        for (Character kar : chars.toCharArray()) {
+            String k = kar.toString();
+            while (value.startsWith(k))
+                value = value.substring(1);
+            while (value.endsWith(k))
+                value = value.substring(0, value.length() - 1);
+        }
+
+        return value;
+    }
+
     // Files
 
     static {