Write certificate to known hosts file also if it was not present before
Write certificate to known hosts file also if it was not present before

Regression caused by 37afb068e89fc1aed45f795581904c3aaec34e36.

tyll/libinfinity,tyll/libinfinity,gobby/libinfinity,gobby/libinfinity,gobby/libinfinity,tyll/libinfinity