Transitions: Added transitions plugin base
[CSS] Implemented the 'default' button style using the same method as the other buttons.
Merge pull request #4992 from sviens/v4.0-transitions

Transitions: Added transitions plugin base
Optimized the i18n hanldebars markup
Merge pull request #4995 from thomasgohard/css-normalise-default-button-style

[CSS] Implemented the 'default' button style using the same method as the other buttons
WET theme: Made footer visible in small view (fixes #4867)
Merge pull request #5001 from pjackson28/exposefooterinsmallview

WET theme: Made footer visible in small view (fixes #4867)
WET theme: Added wb-navcurr trigger to the footer
Merge pull request #5002 from pjackson28/addnavcurrtofooter

WET theme: Added wb-navcurr trigger to the footer
WET theme: Fixed footer padding and wrapping issues
Merge pull request #5004 from pjackson28/addpaddingtofooterlist

WET theme: Fixed footer padding and wrapping issues
WET theme: Fixed wrapping issue in the footer
Merge pull request #5005 from pjackson28/fixfooterwrapping

Fixed wrapping issue in the footer
Added logic to allow more than one custom stylehseet or script
Merge pull request #4994 from LaurentGoderre/assemble-enhancements

Assemble enhancements
[CSS] Added arrows to previous and next buttons of the pagination widget.
[CSS] Increased the size of the buttons for the pagination widget.
[CSS] Applied the colour scheme of the default button style to the pagination widget.
Fixed links to minified custom stylesheet
WET theme: Made mobile panel button look more like a button (fixes 4865)