Sal 3.2.13

New in this release:

• Fields that are empty are now not displayed in machine detail
• Operating system version widget is divided into OS types
• Tests are now run on the code via CI

Fixed in this release:

• requirements.txt is more sane (#184 @epackorigan)
• Auto escape is enabled to prevent XSS attacks (#187 @bdemetris)
• Inventory permissions are fixed (#185 @sheagcraig)
• The code smell in server.utils.listify_condition_data is fixed (#193 @sheagcraig)