format go program with go 1.5.2 "go fmt"

mem/mem_freebsd.go

@@ -3,10 +3,11 @@
 package mem
 
 import (
+	"errors"
 	"os/exec"
 	"strconv"
 	"strings"
-	"errors"
+
 	"github.com/shirou/gopsutil/internal/common"
 )
 

process/process_freebsd.go

@@ -5,9 +5,9 @@ package process
 import (
 	"bytes"
 	"encoding/binary"
-	"unsafe"
 	"strings"
 	"syscall"
+	"unsafe"
 
 	cpu "github.com/shirou/gopsutil/cpu"
 	"github.com/shirou/gopsutil/internal/common"

process/process_windows.go

@@ -12,8 +12,8 @@ import (
 	"github.com/StackExchange/wmi"
 	"github.com/shirou/w32"
 
-	"github.com/shirou/gopsutil/internal/common"
 	cpu "github.com/shirou/gopsutil/cpu"
+	"github.com/shirou/gopsutil/internal/common"
 	net "github.com/shirou/gopsutil/net"
 )