Breaking changes

• The minimum jQuery version supported is the latest version in the 1.x, 2.x, and 3.x series (#5955)
• The search box in the selection area for multiple selects has been changed from an <input /> to a <textarea> to support pasting multiple lines (#5806)
• Change tab key to select the currently highlighted option instead of just closing (#5759)
• Tags will be highlighted first in the results even if other options have been selected (#5812)

New features / improvements

• Significant improvements were made to make the selection area accessible (#5824, #5916, #5942, #5973)
• Allow pasting multiple lines into the search field for tokenization (#5806)

Bug fixes

• Fix slow memory leak caused by not clearing cache on destroy (#5965)

Translations

• Add Telugu translations (te) (#5881)
• Updated Hungarian translations (hu) for 4.1.0 changes (#5970)