(issue38) Add long time error handling. A Long Time Error is an error that will be shown to the user if it happened at least seven times with an interval of at least a day between occurances. After one success a long time error will be reset.

#!/bin/bash
cp $2 $3
echo -e \\r\\nS:$(openssl dgst -sha256 -sign $1 < $2 | base64 -w0) >> $3