Add in dummy image generators from master
Add XML data support
Add twig debug extension
Small fix to XML parsing
Add sitemap macro
Remove old bootstrap icons
Add note about caching, fix deprecated session flash warnings
Remove old assets class, clean out unused PT css and JS until it can be implemented properly
Remove notes data file until re-implemented
Change file extension of pages to use .twig, add twig helper extension, configure twig assetic extension
Remove test block
Styling loging form
Rename system files to use .twig extension