Implements wide climbables ( stairs, walls, etc )
Added som sprites to Deans office
allows tmx2lua in working directory
Merge pull request #833 from Petter-W/DeansOffice

Added som sprites to Deans office
Merge pull request #830 from jhoff/ladder_fixes_3

Implements wide climbables ( stairs, walls, etc )
Merge pull request #834 from NimbusBP1729/backwards_compatible_tmx2lua

allows tmx2lua in working directory
Merge branch 'master' into jump_cheat_refactor
uses new interface