Sudipto Sen's film 'The Kerala Story' faces controversies and backlashes
Film's earning steadily march towards Rs 250 crore despite dip in third week
Story surrounds women from Kerala converted to Islam and forced to join extremist groups
Trailer's statement of 32,000 women recruited by IS group in Kerala sparked controversy
Kerala government, opposition leaders demand film be banned in the state
Supreme Court refused stay on release, and some states made the film tax-free