Add a little documentation to LRU cache, a=chris

Author Chris Pollett <chris@pollett.org>
Author date 2022-12-11 01:Dec:th
Author local date 2022-12-10 17:Dec:th -0800
Committer Chris Pollett <chris@pollett.org>
Committer date 2022-12-11 01:Dec:th
Committer local date 2022-12-10 17:Dec:th -0800
Commit 885400962edfa3447b34bac51e192e8e9fbe419e
Tree d684dfbf5a4f4a668c9c38bbbb38e9511fb515a6
Parent b7bac970fae6ecccc20b33e278e919f4bdd97c8d
Add a little documentation to LRU cache, a=chris
Affected files:
src/library/LRUCache.php
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