v0.25.0

Even mix of fixes and features, centered around improving stability and
reliability.

Features:

- neonvm: Add support for having a swap disk in VMs (#801)
- neonvm: Add InitScript to spec (#782)

No breaking changes.

No protocol changes.

Fixes:

- plugin: Fix k8s status message if pod scheduling fails (#804)
- neonvm-controller: Fix field name typo in webhook validation (#793)
- neonvm-runner: log forward: Wait for QEMU startup and prevent panic (#811)

Other changes:

- plugin: Handle panics from agent requests (#785)
- neonvm-controller: Bump CPU limits 4 -> 8 (#805)
- neonvm-controller: Enable container-mgr by default (#803)
- neonvm: Merge init-roodisk and sysctl containers (#769)
- neonvm: Tune QEMU disk cache settings (#776)
- neonvm-controller: Add reconcile metrics debug endpoint (#798)

Upgrade path from v0.24.0:

- No ordering requirements.