Bug in groupDigits (extended)

Puts tokens in wrong places

Current output: 12,345,678,.98,222
Correct output: 12,345,678.98222

Fixed by bonsai as per: https://villavu.com/forum/issue.php?issueid=315
Merge pull request #143 from SRLTheMayor/patch-7

Fix to groupDigits (extended)