Resolve "Migrate firewall to nftables"

Closes #221 and #27

See merge request openappstack/bootstrap!116

Allow ansible >=2.7

See merge request openappstack/bootstrap!119

Resolve "Improve tests for Nextcloud and collabora"

Closes #146

See merge request openappstack/bootstrap!86

Closes #27

Closes #221

Resolve "Nextcloud upload failed: Request Entity Too Large"

Closes #230

See merge request openappstack/bootstrap!118

Resolve "Support ansible 2.8"

Closes #185

See merge request openappstack/bootstrap!117

Closes #185

Resolve "Save downloaded or generated files into cluster_data"

Closes #204 and #220

See merge request openappstack/bootstrap!114

second instead of half a second

Resolve "Enable saving to open document files in onlyoffice"

Closes #222

See merge request openappstack/bootstrap!113

Resolve "Add proper licenses to all public repos"

See merge request openappstack/bootstrap!112

Resolve "Download kubectl config file during bootstrap"

Closes #216

See merge request openappstack/bootstrap!108