Fix - scroll issue on movie page due to mismatched id
Fix - scroll issue on movie page ue to mismatched id.

Previous check in has incorrect comment - previous check in is related
to issue of movie rendering fails due to missing songs/videos
Fix - posters were overwritten with empty value while recrawling same movie.
Fix - Duplicate movies were not getting cleared.
Remapping posters to movie from blob

Recent run of crawler had overwritten the posters. Original images were
present in blob but the mapping was cleared. Hence written this control
to remap it. This is also fix of (#95)