Add create_domain command to gtech_tool

Support creating domain with gtech_tool, instead of creating temporary epp file
and run execute_epp manually. Also changes CreateContactCommand for consistency.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=130127280

java/google/registry/tools/soy/CreateDomain.soy

@@ -0,0 +1,56 @@
+// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+{namespace domain.registry.tools autoescape="strict"}
+/**
+ * Create domain
+ */
+{template .createdomain}
+  {@param domain: string}
+  {@param? period: string}
+  {@param? ns: list<string>}
+  {@param registrant: string}
+  {@param admin: string}
+  {@param tech: string}
+  {@param password: string}
+
+  <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+  <epp xmlns="urn:ietf:params:xml:ns:epp-1.0">
+    <command>
+      <create>
+        <domain:create xmlns:domain="urn:ietf:params:xml:ns:domain-1.0">
+          <domain:name>{$domain}</domain:name>
+          {if $period}
+            <domain:period unit="y">{$period}</domain:period>
+          {/if}
+          {if $ns}
+            <domain:ns>
+              {foreach $s in $ns}
+                <domain:hostObj>{$s}</domain:hostObj>
+              {/foreach}
+            </domain:ns>
+          {/if}
+          <domain:registrant>{$registrant}</domain:registrant>
+          <domain:contact type="admin">{$admin}</domain:contact>
+          <domain:contact type="tech">{$tech}</domain:contact>
+          <domain:authInfo>
+            <domain:pw>{$password}</domain:pw>
+          </domain:authInfo>
+        </domain:create>
+      </create>
+      <clTRID>GTechTool</clTRID>
+    </command>
+  </epp>
+{/template}
+