Add bigendian to main module exports

Author: rotu

deno.json

@@ -1,6 +1,6 @@
 {
   "name": "@rotu/structview",
-  "version": "0.10.1",
+  "version": "0.10.2",
   "license": "MIT",
   "tasks": {
     "dev": "deno test --watch"

mod.ts

@@ -6,3 +6,5 @@
 export type * from "./types.ts"
 export * from "./core.ts"
 export * from "./fields.ts"
+
+export * as bigendian from "./bigendian.ts"