Status:
(1) Supported versions: id3v2.3, id3v2.4
(2) Supported TAGs (reading): Text Info Tags, APIC, POPM, USLT, GEOB, MCDI, COMM, USER
(3) Supported TAGs (writing): artist, album, title, comments, genre, year, track no, jpeg-file
(4) Working flags: 'Unsynchronisation', 'Data length indicator'
(5) While writing APIC tag, image is resize to (640,960), to save space
(6) Writes binary data of TAGs (APIC, GEOB, MCDI) into files in local directory
(7) Issues:(a) Other TAgs/flags need to be implemented
           (b) While modifying a TAG, skips writing all similar TAGs into output file
               (Error, It should skip TAG with same 'Content type' only)
           (c) Always writes to out.mp3 file, even when just reading the TAGs
(1) Added support for: URL link frames, PCNT, USLT
(2) Fixed issues with 'Unsynchronisation' flag support
(1) Complete code is converted into Object-oriented model
(2) printing is converted to 'logging'
(1) CLI parsing is chnaged from 'optparse' to 'argparse'
(2) Added Interactive-mode
(3) Added deleting of frames
(4) Multiple (two) levels of verbosity is supported
(1) Handling of String-terminators is corrected, is done according to Encoding-Type
(2) All the user input is parsed as unicode-data, so that text information can be fed in multiple languages
(3) License is changed (in previous checkin) to GPLv3
(1) Corrections to POPM frame decoding
(2) Corrections in handling of String-terminators
Updated email-id.
Merge branch 'master' of https://github.com/mohancloudworld/id3v2-tag-editor.py