Values for os.family in Maven profile activation condition

A very useful Maven command for checking these OS properties on your machine:

mvn enforcer:display-info

Example output on a SunOS / Sparc host:

[INFO] Maven Version: 3.0.4
[INFO] JDK Version: 1.6.0_34 normalized as: 1.6.0-34
[INFO] OS Info: Arch: sparc Family: unix Name: sunos Version: 5.8

Example output on a Linux host:

[INFO] Maven Version: 3.0.4
[INFO] JDK Version: 1.7.0_85 normalized as: 1.7.0-85
[INFO] OS Info: Arch: amd64 Family: unix Name: linux Version: 2.6.32-504.23.4.el6.x86_64