1.5.4 version release :
### New features

- Added caching of selected sets titles and thumbnails for performance improvements. Reset button in admin, tab "Sets".
- Added the possibility to add custom fonts via the admin, for use in the portfolio. "Logos" tab in the admin has been renamed to "Branding" and now hosts logos and fonts upload boxes.
- Added an image loading text indicator while the image loads. Text is customizable in the admin.
- Added a configuration option as optional to specify a maximum width for the photo (ratio is preserved).

### Improvements

- Drastically improved the page load (thanks to the selected sets caching feature).
- The javascript is now hosted in a .js file and not in a php file anymore.
- Some design updates (buttons, tables...).

# Bug fixes

- PHP update bug fixes.
- Bug fix concerning the image frame wrong width and height at page load.
- Some bug fixes thanks to the update of the phpflickr API.
- Fix for the link to Flickr