docs(commands) amend

command.go

@@ -42,8 +42,8 @@ type Command struct {
 	Marshallers map[EncodingType]Marshaller
 
 	// Type describes the type of the output of the Command's Run Function.
-	// Precisely, the value of Type is an instance of the return type of the
-	// Run Function.
+	// In precise terms, the value of Type is an instance of the return type of
+	// the Run Function.
 	//
 	// ie. If command Run returns &Block{}, then Command.Type == &Block{}
 	Type        interface{}