Merge pull request #116 from deliciousbrains/fix-healthcheck-running-…

…too-soon

Ensure 1st healthcheck runs in the future, not immediately before dispatch

Merge pull request #112 from deliciousbrains/improve-unserialization-…

…security

Background processing class now accepts $allowed_classes in constructor

Merge pull request #101 from deliciousbrains/respond-to-pause-and-can…

…cel-more-quickly

Ensure task processing cleanly pauses or cancels as soon as possible

Merge pull request #97 from deliciousbrains/improvements-from-wp-offl…

…oad-media

Port forward new features and improvements from WP Offload Media

Tagging v1.0.2

Update license in composer.json

Add composer support