Trim extra newline from kernel version

client/fingerprint/host.go

@@ -5,6 +5,7 @@ import (
 	"log"
 	"os/exec"
 	"runtime"
+        "strings"
 
 	"github.com/hashicorp/nomad/client/config"
 	"github.com/hashicorp/nomad/nomad/structs"
@@ -40,7 +41,7 @@ func (f *HostFingerprint) Fingerprint(cfg *config.Config, node *structs.Node) (b
 		if err != nil {
 			return false, fmt.Errorf("Failed to run uname: %s", err)
 		}
-		node.Attributes["kernel.version"] = string(out)
+		node.Attributes["kernel.version"] = strings.Trim(string(out), "\n")
 	}
 
 	node.Attributes["hostname"] = hostInfo.Hostname

website/source/docs/http/node.html.md

@@ -52,7 +52,7 @@ be specified using the `?region=` query parameter.
         "driver.java.vm": "Java HotSpot(TM) 64-Bit Server VM (build 25.5-b02, mixed mode)",
         "hostname": "Armons-MacBook-Air.local",
         "kernel.name": "darwin",
-        "kernel.version": "14.4.0\n",
+        "kernel.version": "14.4.0",
         "memory.totalbytes": "8589934592",
         "os.name": "darwin",
         "os.version": "14.4.0",