Fix broken unit tests for filtered components.
Added resource selector to OSM import form.
Fix unicode issue in GenericAutocompleteWidget
Remove another VF from Projects to speed up maps (calculate onaccept instead)
1397
Prefix in S3Resource construction must be explicit (reduces constructor overheads), retain aliasing when constructing a resource from a table or resource, fix uninitialised filter-attribute
Survey: Rename Model classes to avoid conflicts (survey_translate wasn't loading with load_all_models()), also do some cleanup
Stdise comment for model returns
Updated