Created structure for holding output, tested intializing it into partitions

build/includes/file_access_actor/file_access_actor.hpp

build/includes/file_access_actor/output_container.hpp

build/includes/global/settings_functions.hpp

...e/actors/file_access_actor/cpp_code/file_access_actor.cpp

...ce/actors/file_access_actor/cpp_code/output_container.cpp

build/source/actors/global/settings_functions.cpp

build/source/testing/containers/output_container/test.cpp

...ettings_functions/config_files/Summa_Actors_Settings.json

build/source/testing/settings_functions/test.cpp