[C++] Adjust the names (script, sample folder, generator) to lang option (#220)

* Rename script: qt5-petstore.sh -> cpp-qt5-petstore.sh

* Rename sample folder: qt5cpp -> cpp-qt5

* Rename script: cpprest-petstore.sh -> cpp-restsdk-petstore.sh

* Rename sample folder: cpprest -> cpp-restsdk

* Rename generator: CppRestClientCodegen -> CppRestSdkClientCodegen

* Rename script: tizen-petstore.sh -> cpp-tizen-petstore.sh

* Rename sample folder: tizen -> cpp-tizen

* Rename script(security): qt5cpp-petstore.sh -> cpp-qt5-petstore.sh

* Rename sample folder(security): qt5cpp -> cpp-qt5

* Rename script(windows): qt5cpp-petstore.bat -> cpp-qt5-petstore.bat

* Change sample folder

* Rename script(windows): cpprest-petstore.bat -> cpp-restsdk-petstore.bat

* Change sample folder

* Rename script(windows): tizen-petstore.bat -> cpp-tizen-petstore.bat

* Change sample folder

* Change output folder: tizen -> cpp-tizen

* Rename the scripts under bin/openapi3

cpp-restsdk is not exist under bin/openapi3

* Change sample folder

samples/client/petstore/cpp-restsdk/api/UserApi.h

@@ -0,0 +1,135 @@
+/**
+ * OpenAPI Petstore
+ * This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
+ *
+ * OpenAPI spec version: 1.0.0
+ *
+ * NOTE: This class is auto generated by OpenAPI-Generator 3.0.0-SNAPSHOT.
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+/*
+ * UserApi.h
+ *
+ * 
+ */
+
+#ifndef ORG_OPENAPITOOLS_CLIENT_API_UserApi_H_
+#define ORG_OPENAPITOOLS_CLIENT_API_UserApi_H_
+
+
+#include "../ApiClient.h"
+
+#include "User.h"
+#include <vector>
+#include <cpprest/details/basic_types.h>
+
+#include <boost/optional.hpp>
+
+namespace org {
+namespace openapitools {
+namespace client {
+namespace api {
+
+using namespace org::openapitools::client::model;
+
+class  UserApi
+{
+public:
+    UserApi( std::shared_ptr<ApiClient> apiClient );
+    virtual ~UserApi();
+    /// <summary>
+    /// Create user
+    /// </summary>
+    /// <remarks>
+    /// This can only be done by the logged in user.
+    /// </remarks>
+    /// <param name="user">Created user object</param>
+    pplx::task<void> createUser(
+        std::shared_ptr<User> user
+    );
+    /// <summary>
+    /// Creates list of users with given input array
+    /// </summary>
+    /// <remarks>
+    /// 
+    /// </remarks>
+    /// <param name="user">List of user object</param>
+    pplx::task<void> createUsersWithArrayInput(
+        std::vector<std::shared_ptr<User>> user
+    );
+    /// <summary>
+    /// Creates list of users with given input array
+    /// </summary>
+    /// <remarks>
+    /// 
+    /// </remarks>
+    /// <param name="user">List of user object</param>
+    pplx::task<void> createUsersWithListInput(
+        std::vector<std::shared_ptr<User>> user
+    );
+    /// <summary>
+    /// Delete user
+    /// </summary>
+    /// <remarks>
+    /// This can only be done by the logged in user.
+    /// </remarks>
+    /// <param name="username">The name that needs to be deleted</param>
+    pplx::task<void> deleteUser(
+        utility::string_t username
+    );
+    /// <summary>
+    /// Get user by user name
+    /// </summary>
+    /// <remarks>
+    /// 
+    /// </remarks>
+    /// <param name="username">The name that needs to be fetched. Use user1 for testing.</param>
+    pplx::task<std::shared_ptr<User>> getUserByName(
+        utility::string_t username
+    );
+    /// <summary>
+    /// Logs user into the system
+    /// </summary>
+    /// <remarks>
+    /// 
+    /// </remarks>
+    /// <param name="username">The user name for login</param>
+    /// <param name="password">The password for login in clear text</param>
+    pplx::task<utility::string_t> loginUser(
+        utility::string_t username,
+        utility::string_t password
+    );
+    /// <summary>
+    /// Logs out current logged in user session
+    /// </summary>
+    /// <remarks>
+    /// 
+    /// </remarks>
+    pplx::task<void> logoutUser(
+    );
+    /// <summary>
+    /// Updated user
+    /// </summary>
+    /// <remarks>
+    /// This can only be done by the logged in user.
+    /// </remarks>
+    /// <param name="username">name that need to be deleted</param>
+    /// <param name="user">Updated user object</param>
+    pplx::task<void> updateUser(
+        utility::string_t username,
+        std::shared_ptr<User> user
+    );
+
+protected:
+    std::shared_ptr<ApiClient> m_ApiClient;
+};
+
+}
+}
+}
+}
+
+#endif /* ORG_OPENAPITOOLS_CLIENT_API_UserApi_H_ */
+