Merge pull request #304 from boduoduo/fix/sortedIssue

remove older files not recent

Merge pull request #329 from keniwhat/master

Allos custom FileManager to be passed in for DiskStorage.

Fix tests

Update Cache.podspec

Merge pull request #317 from kitwtnb/add-privacy-manifest

Add privacy manifest

Merge pull request #311 from pareshios/remove_inmemory_cache

feat: Added support to remove only in memory cache

Remove catalyst support

Delete .swift-version

Use Swift 4.2

Update Cache.podspec