Issue #2375673 by DickJohnson, LewisNyman, lauriii, emma.maria, sqndr, Wim Leers, stephr: Split Bartik's CSS into SMACSS style components

Issue #2152521 by prashantgoel, LewisNyman, sghoweri, mrjmd, LoMo, JamesLefrère, Manjit.Singh: Fixed User login page looks cramped on mobile.

Issue #1869476 by rteijeiro, LewisNyman, lauriii, Wim Leers, mdrummond, swentel, hosef, cbiggins, larowlan, sun, EclipseGc, Gábor Hojtsy: Convert global menus (primary links, secondary links) into blocks.

Issue #2125621 by davidhernandez, mgifford, jessebeach, mparker17, anandps: Fixed Contrast between title/slogan and header is too low.

Revert "Issue #2125621 by anandps, mgifford, davidhernandez, jessebeach, mparker17: Fixed drupala11y.org finds two new color contrast issues."

Needs more discussion/review, given strong visual impact.

This reverts commit cdf25d79.

Issue #2125621 by anandps, mgifford, davidhernandez, jessebeach, mparker17: Fixed drupala11y.org finds two new color contrast issues.

Issue #1053648 by mdrummond, lokapujya, Cottser, Jeff Burnz, Les Lim, Gábor Hojtsy: Convert site elements (site name, slogan, site logo) into blocks.

Issue #1360790 by KrisBulman, beltofte, stBorchert: Update CSS to use lowercase hex colors not uppercase

Nate Lampton authored Oct 30, 2011 and catch committed Nov 01, 2011

Issue #22336 by quicksketch, scor, boombatower, and rfay. Move all core Drupal files under a core subdirectory.

- Patch #1150340 by aspilicious: CSS gradient background doesn't work with newest opera and IE versions.

#928776 by Jeff Burnz, mgifford, jensimmons, tim.plunkett, amateescu: Fixed Unpublished comments have a styling issue

#790556 follow-up by aschiwi, bleen18, tim.plunkett, jensimmons: Various bug fixes to Bartik's maintenance page template

- Patch #908966 by Jeff Burnz: Bartik's default link color has inadequate contrast to background (WCAG 2.0 violation).

- Patch #781572 by bleen18, Kiphaas7, Jacine, tlattimore, riccardoR: whitespace below the footer when there is not enough content on the page.

#683026 by jensimmons, JohnAlbin, Jeff Burnz, Jacine, stephthegeek, bleen18, smerrill, et al: New core theme: Bartik, a flexible, re-colorable theme with many regions that shows off what Drupal can do. Truly a team effort. :)