Fix spec encoding problem under Ruby 2.0.0.
Fix spec encoding problem under Ruby 2.0.0.

mfpiccolo/foreman,yakovenkodenis/foreman,ariejan/foreman,ariejan/foreman,ddollar/foreman,kyrylo/foreman,matschaffer/foreman,matschaffer/foreman,sideci-sample/sideci-sample-foreman,kyrylo/foreman,sideci-sample/sideci-sample-foreman,moreati/foreman,sr/foreman,moreati/foreman,rkachowski/foreman,addendumauto/foreman,moreati/foreman,github/foreman,matschaffer/foreman,mfpiccolo/foreman,sr/foreman,github/foreman,addendumauto/foreman,rkachowski/foreman,kyrylo/foreman,mfpiccolo/foreman,ddollar/foreman,yakovenkodenis/foreman,ariejan/foreman,ddollar/foreman,rkachowski/foreman,sr/foreman,yakovenkodenis/foreman,addendumauto/foreman