key
	parameters:  [options] [uid [key]]
	short description: manage encryption keys
	
	  -l, --listkeys                print all keys and their statuses (default option)
	
	  -s, --setkey <uid> <key>      set a gpg key for a given user
	
	  -f, --forcekey <uid> <key>    set a gpg key for a given user even if the key is not valid
	
	  -d, --delkey <uid>            remove a gpg key of a given user
