Fixed folder structure of the design doc

Doc/Design/MIS/html/class_model_1_1_archer.html

Doc/Design/MIS/html/class_model_1_1_archer.js

Doc/Design/MIS/html/class_model_1_1_archer.png

Doc/Design/MIS/html/class_model_1_1_bronze_bow-members.html

Doc/Design/MIS/html/class_model_1_1_bronze_bow.html

Doc/Design/MIS/html/class_model_1_1_bronze_bow.js

Doc/Design/MIS/html/class_model_1_1_bronze_bow.png

...Design/MIS/html/class_model_1_1_bronze_sword-members.html

Doc/Design/MIS/html/class_model_1_1_bronze_sword.html

Doc/Design/MIS/html/class_model_1_1_bronze_sword.js

Doc/Design/MIS/html/class_model_1_1_bronze_sword.png

...MIS/html/class_model_1_1_damage_calculations-members.html

Doc/Design/MIS/html/class_model_1_1_damage_calculations.html

Doc/Design/MIS/html/class_model_1_1_damage_calculations.js

Doc/Design/MIS/html/class_model_1_1_fireball-members.html

Doc/Design/MIS/html/class_model_1_1_fireball.html

Doc/Design/MIS/html/class_model_1_1_fireball.js

Doc/Design/MIS/html/class_model_1_1_fireball.png

Doc/Design/MIS/html/class_model_1_1_game_state-members.html

Doc/Design/MIS/html/class_model_1_1_game_state.html