4Chan thread image getter
Usage: 4get [options] <url>
Options:
-h, --help output usage information
-V, --version output the version number
-j, --json Save JSON output
-f, --follow Follow thread till 404 or error
-r, --refresh <time> set refresh time for following in seconds. defaults to 10
-d, --downloads <count> Amount of simultaneous downloads for attachments. defaults to 4