updated version, added new commands
updated version, added new commands

New commands: 'Get-DbaProcess', 'Get-SqlAvailAbilityGroup',
'Copy-SqlMaintenancePlan'. They won't show up in dev until commands' PRs
are approved.

Splaxi/dbatools,kozloski/dbatools,alevyinroc/dbatools,sqlpadawan/dbatools,dsolodow/dbatools,wsmelton/dbatools,SirCaptainMitch/dbatools