adding solrpy into requirement text file
adding solrpy into requirement text file

MBoustani/GeoParser,memex-explorer/GeoParser,memex-explorer/GeoParser,MBoustani/GeoParser,MBoustani/GeoParser,MBoustani/GeoParser,memex-explorer/GeoParser,MBoustani/GeoParser,memex-explorer/GeoParser,memex-explorer/GeoParser