Fixed bug in api.py so it doesn't raise a "global name 'HttpResponseRedirect' is not defined" exception when you put a url like
http://tutasadepari.es/api/compare/rates/BLABLA
Fixed bug in api.py so it doesn't raise a "global name 'HttpResponseRedirect' is not defined" exception when you put a url like http://tutasadepari.es/api/compare/rates/BLABLA
Merge pull request #2 from diacritica/master

Fixed little nasty bug in api.py so no HttpResponseRedirect is needed