[ADD] check value for ir_ui_view.type field.
[REF] Remove useless field migration because 'oldname' is defined;
[IMP] 'base' analysis. now 'ir.actions.server' changes only are missing
[ADD] finish analyses of 'base';
[ADD] post-migration files to manage invalid state value for ir_actions_server
[REF] Pep8
Fix the trioline merging problem