1. Separated Mapper and recordreader into separate class files
2. Implemented generic option parser(Now libjars option can be used for
passing 3rd party jars
Command : ./hadoop jar <jarfile> <class> <arguments> -libjars <path to
3rd party jars>
3. WikiRecordReader passes data in the following format to mapper
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title : <pageTitle>
<text data>
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