v1.5.1 to add examples to demo how to use `beginChunkedResponse()` to send large `html` in chunks, to use `allman astyle`

Releases v1.5.1

1. Add examples Async_AdvancedWebServer_SendChunked and AsyncWebServer_SendChunked to demo how to use beginChunkedResponse() to send large html in chunks
2. Use allman astyle and add utils

v1.5.0 to save heap when sending large data and to add examples to demo the new feature

Releases v1.5.0

1. Support using CString to save heap to send very large data. Check request->send(200, textPlainStr, jsonChartDataCharStr); - Without using String Class - to save heap #8 and All memmove() removed - string no longer destroyed #11
2. Add multiple examples to demo the new feature

v1.4.1 to provide AsyncWebServer support to ESP8266 boards using W5x00 / ENC28J60 Ethernet.

Releases v1.4.1

1. Initial coding to port ESPAsyncWebServer to ESP8266 boards using W5x00 / ENC28J60 Ethernet.
2. Add more examples.
3. Add debugging features.
4. Bump up to v1.4.1 to sync with AsyncWebServer_WT32_ETH01 v1.4.1.