Document need for forceChunkSize option (#62)

Author: nerg4l

README.md

@@ -181,6 +181,9 @@ This driver handles requests made by the DropzoneJS client library.
 
 This driver handles requests made by the Flow.js client library.
 
+Because of [Issue #44](https://github.com/coding-socks/laravel-chunk-uploader/issues/44) you must use `forceChunkSize`
+option.
+
 ### ng-file-upload driver
 
 [website](https://github.com/danialfarid/ng-file-upload)
@@ -199,12 +202,18 @@ This driver handles requests made by the Plupload client library.
 
 This driver handles requests made by the Resumable.js client library.
 
+Because of [Issue #44](https://github.com/coding-socks/laravel-chunk-uploader/issues/44) you must use `forceChunkSize`
+option.
+
 ### simple-uploader.js driver
 
 [website](https://github.com/simple-uploader/Uploader)
 
 This driver handles requests made by the simple-uploader.js client library.
 
+Because of [Issue #44](https://github.com/coding-socks/laravel-chunk-uploader/issues/44) you must use `forceChunkSize`
+option.
+
 ## Identifiers
 
 In some cases an identifier is needed for the uploaded file when the client side library does not provide one.