[x] CLI argument for specifiying parent dir for saving files.
[x] Add a flag to tell the script if either latest images from the last one hour is to be downloaded or images from a starting date and ending date of choice are to be downloaded (frequency will be hourly by default).
[x] Delete redundant scripts/folders.
[x] Update README.md to tell about flags/cli options
README.mdto tell about flags/cli options