lib/curl: clean and sort options

Also enable new ones

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>
Merge: lib/curl: clean and sort options

Clean and sort options, also enable new ones.

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>

Pull-Request: #576
Reviewed-by: Jean Privat <jean@pryen.org>
Reviewed-by: Lucas Bajolet <r4pass@hotmail.com>