add suport env variable

session_manager.h

@@ -79,26 +79,11 @@ public:
    * @return Number of bytes writed
    */
   virtual int write_data(std::string output);
-  /**
-   * @brief fd
-   * Socket file desccriptor
-   */
   int fd;
-  /**
-   * @brief data
-   * Object that contain media used to store and read information
-   */
   data_acces* data;
-  /**
-   * @brief user
-   * Name of the session owner
-   */
   std::string user;
-  /**
-   * @brief admin
-   * Privileges abut the user
-   */
   bool admin;
+  std::string env;
 };
 
 #endif // LAUNCHER_H