Update elements.php

Added bak $t        = $input->get('t', 1, 'int'); into getTextLink() function. It was missing and set to null.
Merge branch 'master' of https://github.com/Joomla-Bible-Study/Joomla-Bible-Study
Fixes cache clean on install.
version change.
fix migration missing ; on sql. Also fixed up some wording.