Merge pull request #2083 from yichengq/293

*: move etcdserver/idutil -> pkg/idutil

etcdctl/command/backup_command.go

@@ -24,7 +24,7 @@ import (
 
 	"github.com/coreos/etcd/Godeps/_workspace/src/github.com/codegangsta/cli"
 	"github.com/coreos/etcd/etcdserver/etcdserverpb"
-	"github.com/coreos/etcd/etcdserver/idutil"
+	"github.com/coreos/etcd/pkg/idutil"
 	"github.com/coreos/etcd/pkg/pbutil"
 	"github.com/coreos/etcd/snap"
 	"github.com/coreos/etcd/wal"

etcdserver/server.go

@@ -33,9 +33,9 @@ import (
 	"github.com/coreos/etcd/discovery"
 	"github.com/coreos/etcd/etcdserver/etcdhttp/httptypes"
 	pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
-	"github.com/coreos/etcd/etcdserver/idutil"
 	"github.com/coreos/etcd/etcdserver/stats"
 	"github.com/coreos/etcd/pkg/fileutil"
+	"github.com/coreos/etcd/pkg/idutil"
 	"github.com/coreos/etcd/pkg/pbutil"
 	"github.com/coreos/etcd/pkg/timeutil"
 	"github.com/coreos/etcd/pkg/types"

etcdserver/server_test.go

@@ -31,7 +31,7 @@ import (
 
 	"github.com/coreos/etcd/Godeps/_workspace/src/golang.org/x/net/context"
 	pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
-	"github.com/coreos/etcd/etcdserver/idutil"
+	"github.com/coreos/etcd/pkg/idutil"
 	"github.com/coreos/etcd/pkg/pbutil"
 	"github.com/coreos/etcd/pkg/testutil"
 	"github.com/coreos/etcd/pkg/types"

test

@@ -15,7 +15,7 @@ COVER=${COVER:-"-cover"}
 source ./build
 
 # Hack: gofmt ./ will recursively check the .git directory. So use *.go for gofmt.
-TESTABLE_AND_FORMATTABLE="client discovery error etcdctl/command etcdmain etcdserver etcdserver/etcdhttp etcdserver/etcdhttp/httptypes etcdserver/idutil integration migrate pkg/fileutil pkg/flags pkg/ioutils pkg/netutil pkg/pbutil pkg/types pkg/transport pkg/wait proxy raft rafthttp snap store wal"
+TESTABLE_AND_FORMATTABLE="client discovery error etcdctl/command etcdmain etcdserver etcdserver/etcdhttp etcdserver/etcdhttp/httptypes integration migrate pkg/fileutil pkg/flags pkg/idutil pkg/ioutils pkg/netutil pkg/pbutil pkg/types pkg/transport pkg/wait proxy raft rafthttp snap store wal"
 FORMATTABLE="$TESTABLE_AND_FORMATTABLE *.go etcdctl/"
 
 # user has not provided PKG override