refactor(branding?): swapped all references to db/dbs to store/stores

cmd/mv.go

@@ -31,14 +31,14 @@ import (
 )
 
 var cpCmd = &cobra.Command{
-	Use:   "cp FROM[@DB] TO[@DB]",
+	Use:   "cp FROM[@STORE] TO[@STORE]",
 	Short: "Make a copy of a key",
 	Args:  cobra.ExactArgs(2),
 	RunE:  cp,
 }
 
 var mvCmd = &cobra.Command{
-	Use:          "mv FROM[@DB] TO[@DB]",
+	Use:          "mv FROM[@STORE] TO[@STORE]",
 	Short:        "Move a key",
 	Args:         cobra.ExactArgs(2),
 	RunE:         mv,