First pass at an implementation for a search/filter of the item list.
Trying to get Tile Entities to work - not working yet...
WIP.  Finally have Tile Entities showing up, but need to figure out some data issues.
Merge pull request #3 from XaaK/master

tentative code for filtering item list
fixed all warnings in Find.hs
refactored item finding code
fixed handling of player with no inventory
Refactored extractItemId
Removed itemId from Item data structure.
First pass at grabbing chest-contained items.
Finding all tile-based items and displaying them.
Merge remote-tracking branch 'upstream/separate-item-rep'
Merged upstream changes.
Cleaning up code
Merge pull request #4 from XaaK/master

Contained Items