[#1029] Add option for keywords field handling:
option_keywords_as='split_labels' (default) - split by whitespace, use as labels option_keywords_as='single_label' - use as single label option_keywords_as='custom' - create custom 'keywords' field
Authored by: Paul Sokolovsky 2010-11-06
Parent(s): [e4b80d]
Child(ren): [ba4ca6]
