excel parameters by HTTP-POST#364

for customers who want to use your services with an ERP system, the efforts to implement the API are pretty high,. While uploading an Excel file in the Web-Frontend is some kind of semi-automation, but time consuming.
An intermediate solution would be, to send the Excel columns as comma separated values by HTTP-POST and to get the freight charges, the tracking number and the label as an base64 encoded image, also by HTTP. Way more simple to implement than the API, but some kind of automation …