Merge branch '81-ssh-user-failure-script-7-4-centos-do-firewall-with-do-systemctl-disable-firewalls-causes-failure' into 'master'

Resolve "ssh user failure script, 7.4 centos DO // firewall with DO=>systemctl disable firewalls causes failure"

Closes #81

See merge request deployctl/deployctl!57

Resolve "no release info"

Closes #80

See merge request deployctl/deployctl!56

Resolve "add file attributes t artifacts upload and download"

Closes #78

See merge request deployctl/deployctl!54

Merge remote-tracking branch 'origin/78-add-file-attributes-t-artifacts-upload-and-download' into 78-add-file-attributes-t-artifacts-upload-and-download

Resolve "antifraud extension" and some memory leaks

Closes #71

See merge request deployctl/deployctl!53