Empact/roo — pull request #54 by ikido (2013-08-06 12:48:30+00:00)
Title: Moved CHARGUESS constant inside Roo::Excel class

Moved CHARGUESS constant inside Roo::Excel class, otherwise calling Roo::Excel.new('/path/to/file.xls') throws 'uninitialized constant' error under ruby ruby 1.9.3