systemd.rb in bolt-0.20.5

- old
+ new

@@ -23,10 +23,10 @@
   defaultfor :osfamily => :redhat, :operatingsystem => :fedora
   defaultfor :osfamily => :suse
   defaultfor :osfamily => :coreos
   defaultfor :operatingsystem => :amazon, :operatingsystemmajrelease => ["2"]
   defaultfor :operatingsystem => :debian, :operatingsystemmajrelease => ["8", "stretch/sid", "9", "buster/sid"]
-  defaultfor :operatingsystem => :ubuntu, :operatingsystemmajrelease => ["15.04","15.10","16.04","16.10"]
+  defaultfor :operatingsystem => :ubuntu, :operatingsystemmajrelease => ["15.04","15.10","16.04","16.10","17.04","17.10","18.04"]
   defaultfor :operatingsystem => :cumuluslinux, :operatingsystemmajrelease => ["3"]
 
   def self.instances
     i = []
     output = systemctl('list-unit-files', '--type', 'service', '--full', '--all',  '--no-pager')