PIM-1582 : move flexible entity filter from oro grid bundle to pim
PIM-1582 : move flexible entity sorter from oro grid bundle to pim
PIM-1582 : declare grid filters in pim
PIM-1582 : move flexible datagrid manager from oro grid to pim grid
PIM-1582 : fix changed references in pim flexible grid
PIM-1582 : move flexible manager compiler pass
PIM-1582 : declare new compiler
PIM-1582 : update used platform version