Update ruby-mp3info to 0.8.5.

=== 0.8.5 / 2014-09-17

* lyrics support (USLT tag) (thanks to ipmsteven)
* fixed travis CI tests (thanks to ipmsteven)

=== 0.8.4 / 2014-04-26

* more robust frame scanning when unsynced (thanks to emonsqueeze for the bug report)

=== 0.8.3 / 2014-01-18

* fix for ruby 2.1.0 (thanks to smashwilson)

=== 0.8.2 / 2013-11-20

* better parsing of corrupted mp3 (more robust frame scanning)
* upgraded license to GPL 3 (previous license (ruby) is compatible)

=== 0.8.1 / 2013-10-28

* test fixes
* added dot to temp filename

=== 0.8 / 2013-01-28

* allow higher level of reading and writing to APIC tag:
* tag2.pictures, tag2.remove_pictures, tag2.add_picture
* added "<<...snip...>>>" to shorten APIC tag when Hash.inspect called (not a shallow copy hash, deep copied hash so does not effect data) tag2.inspect

=== 0.7.2 / 2012-12-24

* do not try to commit changes to IO or StringIO

=== 0.7.1 / 2012-04-01

* convert to utf-16 little endian (instead of big) for more compatibility

=== 0.7 / 2012-02-29

* removed iconv for ruby >= 1.9
* default encoding for decoded and encoded tags is UTF-8 now (removed :encoding params for ID3v2)
* come back to a non senseless version numbering

=== 0.6.16 / 2011-11-10

* fixed type error when inspecting mp3info (thanks to Jacob Lichner)

=== 0.6.15 / 2011-07-18

* support for StringIO as input (thanks to Edd Parris)

=== 0.6.14 / 2011-06-17

* Added a check for nil that was seen causing problems when processing files. (thanks to Carl Hall)
* Fixed reading on win32, requires binary flag. (thanks to Jonas Tingeborn)
* Fixed white spaces. Replaced tabs with spaces to make the source readable on for users other than the original author. (thanks to Jonas Tingeborn)
* Add :parse_mp3 flag to new/open. (thanks to Dave Lee)
* Add benchmark for parsing performance. (thanks to Dave Lee)
* fixed ID3v2#io_position computing, so Mp3Info#audio_content() is correct now

(obache)