initial fixes for 0.8 hotfix

[cjlapao]

Description

Fixed

• Fixed an issue where we were trying to get the virtual machines for other users
  when not being a super admin

Changed

• Moved database saving process to a 5 minutes setting to avoid overloading the
  database with too many requests
• Changed the way the orchestrator was checking for VMs status changes to avoid
  overloading the database
• Moved all the old commands to the new exec with context to enable timeouts
• Added a 30 seconds timeout when checking the status of the local vms

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)

Checklist

• I have performed a self-review of my own code
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have run tests that prove my fix is effective or that my feature works
• I have updated the CHANGELOG.md file accordingly