Added debug_here() function for debugging purposes.
Change "Dataset without a dataset resource" logging from error to debug.
Add docstrings to converters, remove unused converters and fix remove_disabled_languages()
Fix a typo in kata_sorted_extras()
Refactoring dataset conversions in schemas to fix adding resources. Also fixes titles emptying when validation error occurs.
Merge branch 'development' of ssh://github.com/kata-csc/ckanext-kata into development