support sorting LinkView arrays
typo
core api change
revive linkview sorting
Update CHANGELOG.md
fix warning
Merge branch 'al-sort-linkview' of https://github.com/realm/realm-objc into al-sort-linkview
failing test
Merge branch 'master' into al-sort-linkview
bump core version, header fix
fix/update test
Merge pull request #918 from realm/al-sort-linkview

Merging with support from @tgoyne