SmartOS should be OmniOS

CHANGELOG.md

@@ -9,7 +9,7 @@ FEATURES:
 
 IMPROVEMENTS:
 
-  - Setting hostnames works properly on SmartOS. [GH-1672]
+  - Setting hostnames works properly on OmniOS. [GH-1672]
   - Better VBoxManage error detection on Windows systems. This avoids
     some major issues where Vagrant would sometimes "lose" your VM. [GH-1669]
   - Better detection of missing VirtualBox kernel drivers on Linux

plugins/guests/omnios/cap/change_host_name.rb

@@ -1,5 +1,5 @@
 module VagrantPlugins
-  module GuestSmartOS
+  module GuestOmniOS
     module Cap
       class ChangeHostName
         def self.change_host_name(machine, name)

plugins/guests/omnios/guest.rb

@@ -1,10 +1,10 @@
 require "vagrant"
 
 module VagrantPlugins
-  module GuestSmartOS
+  module GuestOmniOS
     class Guest < Vagrant.plugin("2", :guest)
       def detect?(machine)
-        machine.communicate.test("cat /etc/release | grep -i SmartOS")
+        machine.communicate.test("cat /etc/release | grep -i OmniOS")
       end
     end
   end

plugins/guests/omnios/plugin.rb

@@ -1,17 +1,17 @@
 require "vagrant"
 
 module VagrantPlugins
-  module GuestSmartOS
+  module GuestOmniOS
     class Plugin < Vagrant.plugin("2")
-      name "SmartOS guest."
-      description "SmartOS guest support."
+      name "OmniOS guest."
+      description "OmniOS guest support."
 
-      guest("smartos", "solaris")  do
+      guest("omnios", "solaris")  do
         require File.expand_path("../guest", __FILE__)
         Guest
       end
 
-      guest_capability("smartos", "change_host_name") do
+      guest_capability("omnios", "change_host_name") do
         require_relative "cap/change_host_name"
         Cap::ChangeHostName
       end