Brought forward working piece.

Updates the id3 of mp3 file based on searches on itunes and google.
Added filtering for dailymotion searches and added a output log of failed files.
Consolidated multiple filters.
Added package.json to manage dependency.
Updated node dependency
Updated the java class to support junit test case. Added code to prevent -1 from being added as genre if not in the predefined list.
Url parsing modified.
Resolved the way the artwork files were named/created.
Updated script to resolve title of the song using node functions.
Resolved file system dependencies. Should work on windows and Mac also.
Replacing the module "findit" with "walkdir" because it does not work on Windows.
Added some TODOs.
Updated nodejs dependency.
Added initial logging module.
Added initial dependency checkpoint module.
Added readme file for the application.
Made changes to support single file operation.
Updated readme
Added capability to the existing jar to find out the track length.
Modified node js code accordingly.
Extracted itunes api to be in a separate js file.
Added support of track length to determine songs more accurately.
Updated regex to remove the numbers from the start of the title of the songs.