I never liked the hacky `customized?` method anyway, so this is cleaner.

Fixes ActionView::Template::Error (can't modify frozen Hash) #48415

EE/Geo information paritals not rendered on dashboard

See merge request gitlab-org/gitlab-ce!20276

Update requirements.md to make 8GB the minimum instance size

See merge request gitlab-org/gitlab-ce!20133

Resolve "Merge request collapse icon is tiny"

Closes #48495

See merge request gitlab-org/gitlab-ce!20267

Start performance bar eagerly

See merge request gitlab-org/gitlab-ce!20201

Fix tooltip flicker

Closes #48614

See merge request gitlab-org/gitlab-ce!20270

Resolve "Tooltips scroll along the list within Pipeline jobs dropdown on MR widget"

Closes #47516

See merge request gitlab-org/gitlab-ce!20171

Replace deprecated bs.affix in merge request tabs with sticky polyfill

Closes #47661

See merge request gitlab-org/gitlab-ce!20269

Update personal access token form styles

See merge request gitlab-org/gitlab-ce!20275

Merge branch '48603-merge-request-refactor-title-and-copy-to-clipboard-button-are-behind-the-action-buttons' into 'master'

Resolve "Merge request refactor: Title and copy to clipboard button are behind the action buttons"

Closes #48603

See merge request gitlab-org/gitlab-ce!20274

Add helper methods to stub Gitlab::ExclusiveLease

See merge request gitlab-org/gitlab-ce!20253

i18n: externalize strings from 'app/views/admin/identities'

See merge request gitlab-org/gitlab-ce!19927

Style updates for personal access token form

See merge request gitlab-org/gitlab-ce!20052

Resolve "Merge request refactor displays changes dropdown incorrectly"

Closes #48497

See merge request gitlab-org/gitlab-ce!20245

Improve error messaging across various IDE actions

See merge request gitlab-org/gitlab-ce!20241

Add pipeline stages position clean-up migration

Closes #45956

See merge request gitlab-org/gitlab-ce!19369

Add transfer project endpoint to the Projects API

Closes #45146

See merge request gitlab-org/gitlab-ce!20122

Fix ambiguous due_date column for Issue scopes

Closes #47769

See merge request gitlab-org/gitlab-ce!20251

Always serve favicon from main GitLab domain so that CI badge can be drawn over it

Closes #47802

See merge request gitlab-org/gitlab-ce!20263

Enabling Doorkeeper reuse_access_token option

Closes #46278

See merge request gitlab-org/gitlab-ce!20200

Rails5 fix MySQL milliseconds problem in specs

Closes #48430

See merge request gitlab-org/gitlab-ce!20221

Rails5 fix Mysql comparison failure caused by milliseconds problem

Closes #48432

See merge request gitlab-org/gitlab-ce!20222