Removing jansson again
Removing blanket enabling of debug assertions and code in the Oculus libraries
Updated example scenes to fix positional tracking.
Fixing examples for chapter 4, adding DK2 compatible images and disabling the HSW in 4.3.1
Updating java examples to jovr 0.4.1.1
Changing the examples for python and java to point to the public repository
Merge pull request #27 from jherico/master

Moving location of java / python examples, plus small changes.
Updating from public