twitter/scala_school — pull request #106 by crodjer (2013-11-16 17:48:27+00:00)
Title: Add information about deprecation & removal of `<%<`

The must be viewable constraint `<%<` , is no longer available. So, the
tutorial fails on Scala version 2.10.

Relevant StackOverflow post: http://stackoverflow.com/questions/14983705/getting-scala-type-bound-error-not-found-type