re-order tyes as commented by @zolkis and add missing boolean

Author: danielpeintner

typescript/index.d.ts

@@ -77,7 +77,7 @@ declare namespace WoT {
     export type ThingDescription = { [key: string]: any; };
 
 
-    export type DataSchemaValue = (string | number | DataSchemaValue[] | object | null);
+    export type DataSchemaValue = (null | boolean | number | string | object | DataSchemaValue[]);
     export type InteractionInput = (ReadableStream | DataSchemaValue);
 
     export interface InteractionOutput {