Issue #199: Remove aggregator from core.
Issue #205: Separate Administer Users permission from Administer Account Settings.
Issue #207: CSS review of cleanup from Drupal 8: Clean up taxonomy css
Issue #207: CSS review of cleanup from Drupal 8: Clean up css in Image
Merge pull request #197 from clickbox/207e/css_review

Issue #207: CSS review of cleanup from Drupal 8: Clean up CSS in Image
Merge pull request #184 from jenlampton/remove-aggregator

Issue #199: Remove aggregator from core.
Merge pull request #186 from jenlampton/fix-user-perms

Issue #205: Separate Administer Users permission from Administer Account Settings.
Issue #205: Add a warning to the 'Administer user account settings' permission.
Issue #205: Add a warning to the 'Administer user account settings' permission.
Merge pull request #199 from quicksketch/205/account_settings_warning

Issue #205: Add a warning to the 'Administer user account settings' permission.
Merge pull request #191 from clickbox/207-6/css_review

Issue #207: CSS review of cleanup from Drupal 8: Clean up taxonomy css
Merge branch '1.x' of github.com:backdrop/backdrop into 1.x
Issue #207: CSS review of cleanup from Drupal 8: Clean up css in Book
Issue #207: CSS review of cleanup from Drupal 8: Clean up css in Field
Issue #207: CSS review of cleanup from Drupal 8: Clean up css in Field.
Issue #217: Convert contact module variables to cmi
Issue #104: Backport Drupal 8 dialog API.
Issue #57: Upgrade jQuery to 1.11 and jQuery UI to 1.10.4.
Issue #1038932 by tim.plunkett, Chris Gillis: Theme_image_formatter() assumes that title, alt, and options are always set.
Issue #1539940 by jwilson3, ryanissamson, infiniteluke, mrf: Fix up sites readme files.