feat(index): export http interfaces from index

src/main/ts/index.ts

@@ -1,4 +1,4 @@
-export { createHttpPipe } from './pipes/http'
+export { createHttpPipe, IHttpPipeOpts, IHttpHeaders } from './pipes/http'
 export { createMaskerPipe, panMaskerPipe } from './pipes/masker'
 export { createFlpPipeline, eventifyPipe } from './pipes/flp'
 export { createDeviceInfoPipe, getDeviceInfo } from './pipes/deviceInfo'