Randomized naming for Thangs
Added comments and made code more readable
Bug fixed where ordering of thang names becomes undefined sometimes
Better comment for randArray
Better randomized orders. Better styled code.
Merge pull request #157 from shiyingzheng/master

Randomized Thang Names #128
Added tracking properties to systems.
Merge branch 'master' of https://github.com/codecombat/codecombat
Merge branch 'master' into production