Release 5.9.0

Minor version upgrade notice: there are some backward-incompatible changes to this release. See the
UPGRADING.md guide for more
information.

Added

• An assortment of voted icons, updated icons, and new icons
• New icons and updates to the text editor category
• A flipped version of the phone and phone-alt icon

Changed

• Removed the nintendo-switch icon by request of Nintendo
• Sorted out the sort icons #9464 #9419 FortAwesome/Font-Awesome-Pro#915
• De-crevassed the brain icons

Fixed

• Proportions corrected on facebook-messenger brand icon