~kota/pcf

remove testing print of hash
increase timeout to 10 seconds + bump dependencies
implement hashing and printing the correct url
split library implementation into seperate functions

This patch splits the initial library implementation into seperate
functions and now passes the file data instead of a test string.
initial ftp library implementation

This patch imports a fairly solid go ftp library and implements some
basic connection and testing.
implement file reading from args or stdin
add copyright info
add initial go placeholders

Add gitignore, GPL3 License, Makefile and Config, Readme, go.mod and
main.go, and scd man page source. These are all just stubs and currently
the program only prints hello world.