Issue description: Picking up a disk and placing in Disk Drive is causing inventory desync until inventory open / close.

What happens: The Disk will go into the slot, but still appear on the cursor until inventory close.

What you expected to happen: Expect the Disk to land in the slot and leave the cursor.

Steps to reproduce:

1. Open Disk Drive
2. Pick up Storage Disk
3. Place in empty slot in drive
4. Disk does not drop off cursor

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

• Minecraft: 1.10.2
• Forge: 12.18.2.2123
• Refined Storage: 1.2.3

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]

This is not an RS issue as I can't reproduce this. This is most likely something with your server or crossmod interference.