WET theme: Added wb-navcurr styling to mega menu (fixes #4916)
Merge pull request #4981 from pjackson28/addwbnavcurrstylingtomegamenu

WET theme: Added wb-navcurr styling to mega menu (fixes #4916)
[CSS] Overrode the default width of 100% for form controls.
Merge pull request #4982 from thomasgohard/css-form-control-width

[CSS] Overrode the default width of 100% for form controls
WET theme: Normalized wb-navcurr and hover colours in mega menu
Merge pull request #4985 from pjackson28/normalizesubmenufocusnavcurr

WET theme: Normalized wb-navcurr and hover colours in mega menu