updated jplayer to version 2.6
implemented meta-info loading for the file browser, closes #422

updated tinytag version to 0.5
improved playlist item remove button visibility/clickability
Merge branch 'devel' of github-mine:devsnd/cherrymusic into devel
Merge branch 'jplayer26' into devel
Merge branch 'devel' of github.com:devsnd/cherrymusic into devel
fixed python 2.6 compability of tinytag
fixed tinytag throwing exception for empty file
don't show pycharm project files
don't show empty files in meadie browser
oops, forgot to commit test files
updated tinytag to version 0.6.0, with improved ID3 read performance
removed dead code
sorting playlists by age by default
Change shebang to use /usr/bin/env python3

Depending on the user's setup, python3 may not be in
/usr/bin, especially if they use something like
Homebrew, which uses /usr/local/bin. Using `env`
works around this, and is more likely to find a working
python3 installation.
Use /usr/bin/env python3 in cherrymusicserver package (#450)
automatically hiding notifications after 5 seconds, closes #449
Merge branch 'devel' of github.com:devsnd/cherrymusic into devel
added feature to see the number of subfolders and tracks inside folders

this behavior can be deactivated by setting

   media.show_subfolder_count = False

in the configuration
fixed tests