Fixed error in xls metadata helper.
Change metadata file location for development.
Use XML helper instead of XLS helper to parse metadata file.
Licence URL not necessary.
Remove sheets info from harvester and include it in metadata xml.
Static files can be harvested.
Fixed append_data logic.
Fixed typo which breakes build
Removed licence conversion, we can set it correctly in the metadata from the start.
Remove XLS parser.
Get oai_dc resources as well as marcxml.
Merge branch 'july-2014' of https://github.com/ogdch/ckanext-snl into july-2014