3.0.1

Fixed

• Fix not respecting the parent's #enable_processing value after reading its own (@mshibuya 2df0f53, #2676)
• Fix NoMethodError when a record is rolled back (@y-yagi #2674, #2675)
• Fix filename suffix being removed due to unnecessary deduplication (@mshibuya d68a111, #2672)
• Fix #dup causing unintended name deduplication of copied files (@mshibuya b732acd, #2670)
• Fix initialization failing when active_support/core_ext is not loaded yet (@mshibuya 875d972)