cleanup sysinfo package

Signed-off-by: Brian Goff <cpuguy83@gmail.com>

sysinfo/sysinfo.go

@@ -3,13 +3,22 @@ package sysinfo
 // SysInfo stores information about which features a kernel supports.
 // TODO Windows: Factor out platform specific capabilities.
 type SysInfo struct {
-	MemoryLimit                   bool
-	SwapLimit                     bool
-	CpuCfsPeriod                  bool
-	CpuCfsQuota                   bool
+	AppArmor bool
+	*cgroupMemInfo
+	*cgroupCpuInfo
 	IPv4ForwardingDisabled        bool
-	AppArmor                      bool
-	OomKillDisable                bool
 	BridgeNfCallIptablesDisabled  bool
 	BridgeNfCallIp6tablesDisabled bool
+	CgroupDevicesEnabled          bool
+}
+
+type cgroupMemInfo struct {
+	MemoryLimit    bool
+	SwapLimit      bool
+	OomKillDisable bool
+}
+
+type cgroupCpuInfo struct {
+	CpuCfsPeriod bool
+	CpuCfsQuota  bool
 }