Add support for deserializing data tables #226

Case 1

https://github.com/abapGit-tests/TABU_custom_table

Requirements:

• Create customizing transport and pass to repo pull
• Bypass confirmation popup during deletion (zcl_abapgit_object_tabl->zif_abapgit_object~delete)

Case 2

https://github.com/abapGit-tests/TABU_sap_table

Requirements:

• Inject support for SAP tables (zcl_abapgit_user_exit->zif_abapgit_exit~change_supported_data_objects)