fix missing object import in java (retrofit, okhttp)

Author: wing328

modules/swagger-codegen/src/main/resources/Java/libraries/okhttp-gson/model.mustache

@@ -1,5 +1,6 @@
 package {{package}};
 
+import java.util.Objects;
 {{#imports}}import {{import}};
 {{/imports}}
 

modules/swagger-codegen/src/main/resources/Java/libraries/retrofit/model.mustache

@@ -1,5 +1,6 @@
 package {{package}};
 
+import java.util.Objects;
 {{#imports}}import {{import}};
 {{/imports}}
 

modules/swagger-codegen/src/main/resources/Java/libraries/retrofit2/model.mustache

@@ -1,5 +1,6 @@
 package {{package}};
 
+import java.util.Objects;
 {{#imports}}import {{import}};
 {{/imports}}
 

samples/client/petstore/java/default/src/main/java/io/swagger/client/ApiClient.java

@@ -41,7 +41,7 @@
 import io.swagger.client.auth.ApiKeyAuth;
 import io.swagger.client.auth.OAuth;
 
-@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T09:56:01.510+08:00")
+@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T14:39:16.440+08:00")
 public class ApiClient {
   private Map<String, Client> hostMap = new HashMap<String, Client>();
   private Map<String, String> defaultHeaderMap = new HashMap<String, String>();

samples/client/petstore/java/default/src/main/java/io/swagger/client/ApiException.java

@@ -3,7 +3,7 @@
 import java.util.Map;
 import java.util.List;
 
-@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T09:56:01.510+08:00")
+@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T14:39:16.440+08:00")
 public class ApiException extends Exception {
   private int code = 0;
   private Map<String, List<String>> responseHeaders = null;

samples/client/petstore/java/default/src/main/java/io/swagger/client/Configuration.java

@@ -1,6 +1,6 @@
 package io.swagger.client;
 
-@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T09:56:01.510+08:00")
+@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T14:39:16.440+08:00")
 public class Configuration {
   private static ApiClient defaultApiClient = new ApiClient();
 

samples/client/petstore/java/default/src/main/java/io/swagger/client/Pair.java

@@ -1,6 +1,6 @@
 package io.swagger.client;
 
-@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T09:56:01.510+08:00")
+@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T14:39:16.440+08:00")
 public class Pair {
     private String name = "";
     private String value = "";

samples/client/petstore/java/default/src/main/java/io/swagger/client/StringUtil.java

@@ -1,6 +1,6 @@
 package io.swagger.client;
 
-@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T09:56:01.510+08:00")
+@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T14:39:16.440+08:00")
 public class StringUtil {
   /**
    * Check if the given array contains the given value (with case-insensitive comparison).

samples/client/petstore/java/default/src/main/java/io/swagger/client/api/PetApi.java

@@ -12,7 +12,7 @@
 
 import java.util.*;
 
-@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T09:56:01.510+08:00")
+@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T14:39:16.440+08:00")
 public class PetApi {
   private ApiClient apiClient;
 

samples/client/petstore/java/default/src/main/java/io/swagger/client/api/StoreApi.java

@@ -12,7 +12,7 @@
 
 import java.util.*;
 
-@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T09:56:01.510+08:00")
+@javax.annotation.Generated(value = "class io.swagger.codegen.languages.JavaClientCodegen", date = "2016-01-05T14:39:16.440+08:00")
 public class StoreApi {
   private ApiClient apiClient;