Corrected spec tests. Made 5 pending
Avoid installing debugger when running on travis-ci
Upgraded to ruby 2.1
Limit travis-ci to test only under 1.93 and 2.1.1 and ruby-head
travis-ci must call bundle install --without debugger
Use bundle exec for travis-ci
Migel need a monkey patch for csv, too
Made unit-tests pass unter ruby 1.9.3
Added importing Migel.xls. Fixed some small errors