feat(Sequence)

src/index.js

@@ -5,6 +5,7 @@ import { Int } from './Int'
 import { ConstString } from './ConstString'
 import { ConstArray } from './ConstArray'
 import { ConstDataView } from './ConstDataView'
+import { Sequence } from './Sequence'
 import { Struct } from './Struct'
 
 export {
@@ -15,6 +16,7 @@ export {
   ConstString,
   ConstArray,
   ConstDataView,
+  Sequence,
   Struct,
 }