version 4.2.1
- Added toggle to info panel in image overlay
- Minor improvements


version 4.2
- Added horizontal scrolling when displayed inline
- Bug fixes

version 4.1
- Improved security to prevent Directory Traversal Attacks (as pointed out by Muhan Luo in comments )
- Added pagination to full view
- Display gallery and albums in the scroller or in full page independantly of each other, ie. display the gallery in the scroller but albums in full page view.   
- Added sorting by reverse file name 

version 4.0
- Added responsive view
- Modified settings in config file
- Removed some settings from config.php file, it is now easier to change thumbnail width/height from css file
- Now, all thumbnails can be displayed in a page or in the scroller 
- Added share album link on the image overlay modal
- Redesigned image overlay modal
- Local mp3 and mp4 files now use native html5 player in the image overlay modal
- Improved the scroller
- Other minor changes 
- Bug Fixes

version 3.5
- Added option to specify max width of canvas
- Added option to specify max number of rows to display in canvas
- Added option to specify thumbnail height
- Added option to specify width of thumbnails when being created 
- Added html5media (html5media.info) support. Gallery can play mp3 and mp4 files now in the image overlay
- Changed tooltip in album caption to be mobile friendly
- Revamped the image overlay look
- Added Google Material Design icons
- Bug fixes  

version 3.0
- Added native responsive image viewer overlay
- Colorbox no longer required
- Added exif info in image view
- Added prev/next slider to Thumbnail view. Pagination blocks no longer required.
- Made other minor modifications
- Made the thumbnail/image viewer responsive

version 2.0
- Added ability to embed videos from youtube and vimeo
- Added ability to add descriptions to albums and images from a text file
- Modified underlying code to accommodate the above changes

version 1.4
- Security fixes
- minor CSS changes

version 1.3
- Added option to display random or static album thumbnails
- Modified thumbnail resizing function. Now it resizes images only if they are wider than specified
- Renamed some php variables in code
- Sort by name is not case sensitive now
- Cleaned up code and fixed some other bugs
- Changed appearance of pagination   
- Made other minor modifications

version 1.2
- Renamed the gallery to folioGallery
- Added option for displaying captions in album files
- Added png and gif automatic thumbnail creation
- Changed thumbnail styling
- Modified the CSS 
- Made other minor modifications

Version 1.1
- Correct number of images are now displayed in colorbox modal window.
- Correct number of images are now looped in colorbox modal window. 
- Made minor changes to php file.