Correction traduction

extract.js

@@ -16,7 +16,7 @@ let verbose = false;
 program.version('1.1.0');
 
 program
-    .option('-n, --name <string>', 'name of the author whose co-authors to search for')
+    .option('-n, --name <string>', 'author\'s name for data extraction')
     .option('-f, --file <source>', 'path to the DBLP database in XML format', sourceFile)
     .option('-o, --output <source>', 'path for the XML file to be generated', outputFile)
     .option('-v, --verbose', 'displays more information', verbose);