InMobi/hive — pull request #19 by Amareshwari (2014-07-03 11:05:49+00:00)
Title: Top level Dimension entity 

Changes include :

* Top level construct - Dimension, which holds set of attributes. And DimensionTable belongs to a dimension.
* Relationships are between Cube and Dimension instead of Cube and DimensionTable
* Refactoring of classnames