remove opahk-specific stuff for upstream
Merge branch 'master' into upstream
Merge pull request #2 from opahk/upstream

CI + localization support
fix issue in conversion.rb
with tests ;)
Merge pull request #3 from schasse/alphasights_master

Make sure that checksum digits is always of length 2
Bumpt to 0.0.9
fix IBAN::valid? for nil and no instance of String
call #to_s
Merge pull request #4 from schasse/alphasights_master

fix IBAN::valid? for nil and no instance of String
Reword misleading spec