[lyricsretriever.py]
* Make lyrics text from amalgama-lab.com in one string
* Consider iTunes '(Remastered)' suffix in tags
* Fixed readable_artist_name function
* Store an read lyrics in database
[lyricsretriever.py]
* Added function strip_html to remove HTML markup
* Improved text formatting
* Fixed Unicode handling in the lyrics generation
* Removing unnecessary code
[lyricsretriever.py]
* Fixed some shortcommings
* decode_unicode_references function was deleted and
  strip_html function was extended
* Description of the arguments was extended