I Want Trash, Cut, Select Files and Php Estensions

1.I want Trash in file manager 
2.I want selection of multiple files in file manager
3.I want  Move / Cut in file manager
4.  I want Select or add php extensions section, either in spanel or spanel admin. So that new estensions can be added easily.
5. I want Email Deliverabilty section ( That provides that txt records for domains) so that i can use them in my dns zones like cloudflare. And not that trace emails.