Move createSnapshot and querySnapshot to TimerSDKTask

They are going to be used by other implementation for example:
ExecuteExport

Signed-off-by: walteryang <walteryang47@users.noreply.github.com>
Update database marking task to DELETED if sdk returns 404

If sdk returns 404, it means the ovirt entity has already deleted.

Signed-off-by: walteryang <walteryang47@users.noreply.github.com>
Export vm while vm is running

The procedure is:

* create temp snapshot of the running vm
* create temp vm from the temp snapshot
* export the temp vm
* delete the temp vm

The temp snapshot should be removed in futrue patches

Signed-off-by: walteryang <walteryang47@users.noreply.github.com>
Remove FILE handler in jboss config

Signed-off-by: walteryang <walteryang47@users.noreply.github.com>
Distinguish snapshots from ExecuteSnapshot and ExecuteExport

Signed-off-by: walteryang <walteryang47@users.noreply.github.com>
Make query interval confugurable

Signed-off-by: walteryang <walteryang47@users.noreply.github.com>
Adjust log level to debug in DeleteSDKTask

Signed-off-by: walteryang <walteryang47@users.noreply.github.com>