Build: Remove unused "other" globbing

- Cleanout unused globbing targets
- Add demos autoprefixer target so that the "other" CSS still gets
updated
Equal height: Corrected the working examples to use the shortened trigger class.
Equal height: Modified the equal height plugin to detach the container instead of the children.
Equal height: Eliminated the use of jQuery each().
Equal height: Cleared the cached min-height during the reset loop to ensure that height is applied properly when the window is resized.
Menu: Fixed semantics for site menu in mobile panel and added support for aria-hidden and aria-expanded
Merge pull request #4021 from pjackson28/cleanupmobilemenusemantics

Menu: Fixed semantics for site menu in mobile panel and added support for aria-hidden and aria-expanded
Merge pull request #4015 from nschonni/v4-clean-sass-globbing

Build: Remove unused "other" globbing
Menu: Fixed mobile button and panel semantics
Merge pull request #4022 from pjackson28/fixmobilebuttonsemantics

Menu: Fixed mobile button and panel semantics
Menu: Fixed RTL support for mobile panel
Merge pull request #4023 from pjackson28/improvemobilepanelrtl

Menu: Fixed RTL support for mobile panel
MENU: Corrected regex's and included imagelistifying capabilities to menu generation
Merge pull request #4024 from masterbee/menucr

MENU: Corrected regex's and included imagelistifying capabilities to menu generation
WET theme: Added missing btn-default class to site search button (fixes #4025)
Merge pull request #4016 from thomasgohard/more-optimisation-equal-height

[Equal height] Further plugin optimisation and minor bug fixes
Merge pull request #4030 from pjackson28/fixsearchbuttonipad

WET theme: Added missing btn-default class to site search button (fixes #4025)
Modal: removed plugin (Lightbox will create modal dialogs)
Lightbox: add magnificPopup CSS from modal plugin
Session: use lightbox to create and display modal dialogs