samapriya/porder: porder: Simple CLI for Planet ordersV2 API

Ordersv2 is the next iteration of Planet's API in getting Analysis Ready Data (ARD) delivered to you. Orders v2 allow you to improved functionality in this domain, including the capability to submit a number of images in a batch order, and perform operations such as the top of atmospheric reflectance, compression, coregistration and also enhanced notifications such as email and webhooks. Based on your access you can use this tool to chain together a sequence of operations. This tool is a command line interface that allows you to interact with the ordersv2 API along with place orders and download orders as needed. The tool also allows you to chain multiple processes together and additional functionalities will be added as needed.