Fix short description (#29) and remove debug info

• Fix short description (#29)
• Remove debug info

• Fix invalid duration due to difference in first N frames. (#13 #24)
  Solution: read few frames and compute duration based on the last frame data.

• #23: Fix isValidAudio logic for remote URL (@paurakhsharma)
• #21: Suppress check for valid audio on URLs to fix 'File not present' errors when passing URLs to constructor (@shannah)
• #25: Fix php 8 usage of implode (@davaxi)

isValidAudio and new Mp3Info() supports remote files now

Added reading id3v2.4.0.
Fix counting duration (#16)
Added cover extraction (#18)

• Added $tags property with list of combined (id3v1 & id3v2) tags for simple access to all data.
• Fixed bug #14, when audio uses codec of version 2.5.
• Fixed bug #5, when audio duration exceeds real duration for few seconds (problem was incorrect detection of sample rate).
• Fixed calculcation of duration for audio with VBR - now it adjusts with VBR-quality value.

• Fixed utf-16 text frames.
• Fixed isValidAudio() method.

Fixed problem with unexpected padding before audio data (At x(0xXX) should be the first frame header).

Added:

• Parsing main id3v2.3 tags (TALB, TCON, TIT2, TPE1, TYER, TXXX, COMM, PCNT)