Rename Java packages to use the .google TLD

The dark lord Gosling designed the Java package naming system so that
ownership flows from the DNS system. Since we own the domain name
registry.google, it seems only appropriate that we should use
google.registry as our package name.

java/google/registry/model/common/CrossTldSingleton.java

@@ -12,16 +12,16 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package com.google.domain.registry.model.common;
+package google.registry.model.common;
 
-import static com.google.domain.registry.model.common.EntityGroupRoot.getCrossTldKey;
-
-import com.google.domain.registry.model.ImmutableObject;
+import static google.registry.model.common.EntityGroupRoot.getCrossTldKey;
 
 import com.googlecode.objectify.Key;
 import com.googlecode.objectify.annotation.Id;
 import com.googlecode.objectify.annotation.Parent;
 
+import google.registry.model.ImmutableObject;
+
 /** A singleton entity in the datastore. */
 public abstract class CrossTldSingleton extends ImmutableObject {
 

java/google/registry/model/common/EntityGroupRoot.java

@@ -12,14 +12,14 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package com.google.domain.registry.model.common;
-
-import com.google.domain.registry.model.BackupGroupRoot;
+package google.registry.model.common;
 
 import com.googlecode.objectify.Key;
 import com.googlecode.objectify.annotation.Entity;
 import com.googlecode.objectify.annotation.Id;
 
+import google.registry.model.BackupGroupRoot;
+
 /**
  * The root key for the entity group which is known as the cross-tld entity group for historical
  * reasons.

java/google/registry/model/common/GaeUserIdConverter.java

@@ -12,22 +12,23 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package com.google.domain.registry.model.common;
+package google.registry.model.common;
 
-import static com.google.domain.registry.model.ofy.ObjectifyService.allocateId;
-import static com.google.domain.registry.model.ofy.ObjectifyService.ofy;
+import static google.registry.model.ofy.ObjectifyService.allocateId;
+import static google.registry.model.ofy.ObjectifyService.ofy;
 
 import com.google.appengine.api.users.User;
 import com.google.common.base.Splitter;
-import com.google.domain.registry.model.ImmutableObject;
-import com.google.domain.registry.model.annotations.NotBackedUp;
-import com.google.domain.registry.model.annotations.NotBackedUp.Reason;
 
 import com.googlecode.objectify.VoidWork;
 import com.googlecode.objectify.Work;
 import com.googlecode.objectify.annotation.Entity;
 import com.googlecode.objectify.annotation.Id;
 
+import google.registry.model.ImmutableObject;
+import google.registry.model.annotations.NotBackedUp;
+import google.registry.model.annotations.NotBackedUp.Reason;
+
 /**
  * A helper class to convert email addresses to GAE user ids. It does so by persisting a User
  * object with the email address to datastore, and then immediately reading it back.

java/google/registry/model/common/PersistedRangeLong.java

@@ -12,14 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package com.google.domain.registry.model.common;
+package google.registry.model.common;
 
 import com.google.common.collect.BoundType;
 import com.google.common.collect.Range;
-import com.google.domain.registry.model.ImmutableObject;
 
 import com.googlecode.objectify.annotation.Embed;
 
+import google.registry.model.ImmutableObject;
+
 /** An object that's equivalent to a {@code Range<Long>} that can be persisted to datastore. */
 @Embed
 public class PersistedRangeLong extends ImmutableObject {

java/google/registry/model/common/TimeOfYear.java

@@ -12,17 +12,18 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package com.google.domain.registry.model.common;
+package google.registry.model.common;
 
-import static com.google.domain.registry.util.DateTimeUtils.isAtOrAfter;
-import static com.google.domain.registry.util.DateTimeUtils.isBeforeOrAt;
+import static google.registry.util.DateTimeUtils.isAtOrAfter;
+import static google.registry.util.DateTimeUtils.isBeforeOrAt;
 
 import com.google.common.base.Splitter;
-import com.google.domain.registry.model.ImmutableObject;
 
 import com.googlecode.objectify.annotation.Embed;
 import com.googlecode.objectify.annotation.Index;
 
+import google.registry.model.ImmutableObject;
+
 import org.joda.time.DateTime;
 
 import java.util.List;

java/google/registry/model/common/TimedTransitionProperty.java

@@ -12,23 +12,24 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package com.google.domain.registry.model.common;
+package google.registry.model.common;
 
 import static com.google.common.base.Preconditions.checkArgument;
 import static com.google.common.base.Preconditions.checkState;
-import static com.google.domain.registry.util.DateTimeUtils.START_OF_TIME;
-import static com.google.domain.registry.util.DateTimeUtils.latestOf;
+import static google.registry.util.DateTimeUtils.START_OF_TIME;
+import static google.registry.util.DateTimeUtils.latestOf;
 
 import com.google.common.base.Function;
 import com.google.common.collect.ForwardingMap;
 import com.google.common.collect.ImmutableSortedMap;
 import com.google.common.collect.Maps;
 import com.google.common.collect.Ordering;
-import com.google.domain.registry.model.ImmutableObject;
-import com.google.domain.registry.util.TypeUtils;
 
 import com.googlecode.objectify.mapper.Mapper;
 
+import google.registry.model.ImmutableObject;
+import google.registry.util.TypeUtils;
+
 import org.joda.time.DateTime;
 
 import java.util.NavigableMap;