ImpressPages 4.2.1

ImpressPages 4.2.1 with small fixes and community requests.

Full list of fixes and improvements

Don't throw html2text warnings / errors while sending emails f5bb4e
SQLite support. Installation doesn't have the option to select it as not all plugins work on SQLite. But you can set SQLite driver after installion in your configuration settings. Thanks to Chris Vigelius.
ipPagesMenuList filter
GRID createFilter setting
GRID gatewayData setting
Updated main GRID view file (Ip/Internal/Grid/view/placeholder.php). Please update if you have overrides of this file