Fix backup docs, expand command switches in documentation
Fix backup docs, expand command switches in documentation

DBuildService/osbs-client,DBuildService/osbs-client,projectatomic/osbs-client,bfontecc007/osbs-client,vrutkovs/osbs-client,jpopelka/osbs-client,projectatomic/osbs-client,bfontecc007/osbs-client,vrutkovs/osbs-client,jpopelka/osbs-client