Fix some lint warnings

cmd/replds/store.go

@@ -22,8 +22,6 @@ type storeCommand struct {
 	sslCert    string
 	sslKey     string
 	sslCA      string
-	storePath    string
-	triggersPath string
 	serverAddr string
 }
 

store/memlog/log_test.go

@@ -52,7 +52,7 @@ func TestLog(t *testing.T) {
 	for i := 0; i < numEntries; i++ {
 		node := &pb.Node{
 			Path:    fmt.Sprintf("/path/to/%08d", (i % maxSz)),
-			Version: int64(time.Now().Unix()),
+			Version: time.Now().Unix(),
 			Data:    []byte("just some random data, blah  blah, blah blah!"),
 		}
 		if err := l.Write(node); err != nil {
@@ -95,7 +95,7 @@ func TestLog(t *testing.T) {
 	log.Printf(">>> writing new data, closing and re-opening log...")
 	err = l.Write(&pb.Node{
 		Path:    testPath,
-		Version: int64(time.Now().Unix()),
+		Version: time.Now().Unix(),
 		Data:    []byte("new data"),
 	})
 	if err != nil {