set from address
postfix force use ipv4
postfix ipv4
bugfix: send setup mail
adjust path of user-data for 13.x
adjust 13.x
execute timeout++
Merge pull request #34 from ZCloud-Firstserver/33_from_address

from addressをセットほか色々

13.x
1.9.x
で動作OK

close #33
close #35
close #36
close #37