Builds an Index that maps words to specific input file and to specific list within the file.
Command line to run accepts a word to search and then a list of files to index.
###Run Command:###
java -jar InvertedIndex-1.0-SNAPSHOT.jar word file1 file2 file3 file4
###Example 1:###
java -jar InvertedIndex-1.0-SNAPSHOT.jar Radiohead C:/temp/items1.txt
###Example 2:###
java -jar InvertedIndex-1.0-SNAPSHOT.jar Radiohead C:/temp/items1.txt C:/temp/items2.txt C:/temp/items3.txt
mvn package