Merge pull request #24 from tuimz/master

Added support for distortionradio.com
fixed play.spotify.com
switch npapi plugins; Closes #26
update license info
update jquery (again) to 2.0.2
fix play.google.com; Closes #29
update changelog
album art support for distortionradio.com
add support for hypem.com; Closes #30
add support for blinkboxmusic.com, remove we7.com; Closes #32
improve/fix max song/variable length option
option to output to multiple txt files; Closes #28
link to nightbot wiki, improve docs, mask api key field
bump version to 0.6
fix 8tracks.com; Closes #34
fix utf8/utf16 strings
readd update check for development version users
improvements to play.spotify.com
add support for piki.fm; Closes #33
improve empty string detection