[google|dns] Add examples

lib/fog/google/examples/dns/project.rb

@@ -0,0 +1,8 @@
+def test
+  connection = Fog::DNS::Google.new
+
+  puts 'Get the Project limits...'
+  puts '-------------------------'
+  connection.projects.get(Fog::DNS[:google].project)
+
+end

lib/fog/google/examples/dns/zones.rb

@@ -0,0 +1,39 @@
+def test
+  connection = Fog::DNS::Google.new
+
+  puts 'Create a Zone...'
+  puts '----------------'
+  zone = connection.zones.create(name: 'mytestdomain', domain: 'example.org.', description: 'This is my test domain')
+
+  puts 'List all Zones...'
+  puts '-----------------'
+  connection.zones.all
+
+  puts 'Get the Zone...'
+  puts '---------------'
+  zone = connection.zones.get(zone.id)
+
+  puts 'Create an "A" Record...'
+  puts '-----------------------'
+  record = zone.records.create(name: 'test.example.org.', type: 'A', ttl: 3600, rrdatas: ['192.168.1.1'])
+
+  puts 'Get the Zone Resource Record Sets...'
+  puts '------------------------------------'
+  zone.records
+
+  puts 'Modify the "A" Record...'
+  puts '------------------------'
+  record.modify(ttl: 2600)
+
+  puts 'Delete the "A" Record...'
+  puts '------------------------'
+  record.destroy
+
+  puts 'Get the Zone Changes...'
+  puts '-----------------------'
+  zone.changes
+
+  puts 'Delete the Zone...'
+  puts '------------------'
+  zone.destroy
+end