Issue description:

You can pump items into the bottom of the interface circumventing the slow import of items

What happens:

Interface accepts items from the bottom importing items instantly

What you expected to happen:

Interface doesn't accept items from the bottom or puts them in the normal import inventory of the interface

Steps to reproduce:

1. Pump items into an Interface from the bottom ( I used enderIO item conduits )
   2.watch the interface
   3.
   ...

Version (Make sure you are on the latest version before reporting):

• Minecraft: 1.10.2
• Forge:
• Refined Storage:1.1.1

Does this issue occur on a server? [yes/no]
yes

If a (crash)log is relevant for this issue, link it here:

[pastebin/gist/etc link here]