Issue #2408525 by MathieuSpil, cosmicdreams, Manjit.Singh, njbarrett, kamalpreetkaur, LewisNyman, axe312, dawehner: Rewrite Views UI CSS inline with our CSS standards - Part 1

Issue #2489362 by shellshocked59, devupable, bpleduc, LewisNyman: Change views listing drop button to standard size

Issue #2031641 by aburrows, lauriii, nlisgo, Pol, redsquid, tuutti, LewisNyman, akalata, agviu, kallehauge, _nolocation, rpayanm, saki007ster, mdrummond, RavindraSingh, brahmjeet789: Change active class to is-active

Issue #2296261 by GemVinny, lokapujya, lduerig, herom, rteijeiro: Misalligned Type field in Drupal 8.x views

Issue #2315015 by alexpott, gauravkhambhala, longwave: Remove progress-disabled class and associated CSS

Issue #2349863 by tadityar, Mukeysh, ckrina: Overlapping elements in the titlebar in views modal window

Issue #1831894 by dead_arm, idebr, technicka, dawehner, Bojhan, damiankloip: Users miss "save" button and can't distinguish "editable" and "preview" areas

Issue #2346931 by G-raph, LewisNyman, zaporylie, jOksanen, webmorozov: Fixed Dropbutton AJAX throbber looks awful.

Revert "Issue #1842140 by mdrummond, tonystar, gavin.hughes, killerpoke, lauriii, droweski, stevector, omg-its-maggie, jenlampton, Renee S: Remove title and wrapper div from theme_item_list."

This reverts commit 79395676.

Issue #1842140 by mdrummond, tonystar, gavin.hughes, killerpoke, lauriii, droweski, stevector, omg-its-maggie, jenlampton, Renee S: Remove title and wrapper div from theme_item_list.

Issue #2317085 by pfrenssen | rteijeiro: Added the possibility to create a REST export when creating a new view.

Issue #2207695 by Manuel Garcia, LewisNyman, pakmanlh, mitsuroseba, Sam152: Expand the throbber API to include a 'full screen' option.

Issue #2309137 by longwave, sqndr | LewisNyman: Remove quotes from all background-image: url() properties.

Issue #2113911 by LewisNyman, Manuel Garcia, longwave, nod_, Rajendar Reddy, pakmanlh, olemedia, rteijeiro: Modal style update.

Issue #1989470 by LewisNyman, aboros, philipz, mgifford, rteijeiro, dimaro, Bès, klonos, emma.maria: Dropbutton style update for Seven.

Issue #1490402 by LewisNyman, nod_, mcjim, mdrummond, rteijeiro, jessebeach, Bojhan, ry5n: Redesign tabs and the content header.

Issue #1649780 by effulgentsia, jibran, Wim Leers, nod_, hefox, joelpittet, kaare, BarisW, sun, rbayliss, Cottser, fubhy: Remove first/last/odd/even classes in favor of CSS3 pseudo selectors.

Issue #1851414 by nod_, quicksketch, frega, dawehner, damiankloip: Convert Views to use the abstracted dialog modal.

Issue #2029167 by oadaeh, mandarmbhagwat78: Fixed Global text textarea is hidden due a CSS problem in Firefox.

Issue #2015789 by fubhy, echoz, rteijeiro, LewisNyman, penyaskito: Remove language_css_alter() (RTL stylesheets) in favor of HTML 'dir' attribute.