fix: Fix produced text address list string according to rfc 2822 (#340)

Author: neemah

lib/mail-parser.js

@@ -1015,7 +1015,7 @@ class MailParser extends Transform {
                 .map(address => {
                     let str = '';
                     if (address.name) {
-                        str += address.name + (address.group ? ': ' : '');
+                        str += `"${address.name}"` + (address.group ? ': ' : '');
                     }
                     if (address.address) {
                         let link = address.address;

test/simple-parser-test.js

@@ -25,7 +25,7 @@ module.exports['Parse message'] = test => {
                 }
             ],
             html: '<span class="mp_address_group"><span class="mp_address_name">Andris Reinman</span> &lt;<a href="mailto:[email protected]" class="mp_address_email">[email protected]</a>&gt;</span>, <span class="mp_address_group"><a href="mailto:[email protected]" class="mp_address_email">[email protected]</a></span>',
-            text: 'Andris Reinman <[email protected]>, [email protected]'
+            text: '"Andris Reinman" <[email protected]>, [email protected]'
         });
         test.done();
     });