Release 2.0.0 stable
Use static methods instead of singleton
Added the runonce upgrade file (see #8)
Fixed the runonce.php file (see #8)
Update tl_page.php

Contao instead of Typolight
Update tl_page.php
Merge branch 'patch-1' of https://github.com/bekanntmacher/contao-pageimage into release/3.0.0
Merge branch 'patch-2' of https://github.com/bekanntmacher/contao-pageimage into release/3.0.0
Fixed image size calculation (#13)
Fixed gallery type for page images
Cannot store list of UUIDs in text field
Do not show order field in the info window
Fixed manual sorting of page images
Removed background slider module
Added background image module
Rewrote PageImage class to support fetching from multiple pages
Allow to set a reference page
Handle style/script injection in the frontend module not template