Added pre/post to player list rendering in GuiIngameForge.
Moved PLAYER_LIST event inside display check.
Merging in master.
Merge pull request #808 from rhilenova/player_list

Added pre/post to player list rendering in GuiIngameForge.
Fix missing patch which caused per-world storage to not be saved.
Updated FML:
MinecraftForge/FML@63ba3aa0099f43183315fb4e16f9e8e8007362f8 Add in support for Optional interfaces and methods. Be gone coremods!
Added PlayerOpenContainerEvent and added ForgeHooks.canInteractWith

- Used to override the canInteractWith during player tick
- setResult to ALLOW/DENY as required
- Defaults to Vanilla behaviour in any other instance.

Required for LittleBlocks Mod and to Assist Gullivers Mod
Updated FML:
MinecraftForge/FML@bc64ceabef76b1f4667b22ca8241b72351b44338 Optional shouldn't be constructable itself. It's purely a wrapper thing.
MinecraftForge/FML@55525f6d2eb24f42c26a291b8ce98feb4d4498c9 ModLoader is officially deprecated. It will all cease to be with 1.7.
Merge pull request #792 from Eurymachus/opencontainer

Added PlayerOpenContainerEvent and added ForgeHooks.canInteractWith
MinecraftForge/FML@a381874bb9c3bdeeb508bb81719b4d210eb29696 Delay sound system backend initalization to speed up startup and prevent race condition on some computers.
Fix repeated argument in CleintCommands.