Specify UTF-8 character encoding when getting length of query

More information here
http://www.alfredforum.com/topic/1788-prevent-flash-of-no-result
Updated version numbers (0.61)

Ready to merge pull request and regen `Spotifious.alfredworkflow`
Merge branch 'master' of github.com:vdesabou/Spotify-for-Alfred into hotfix-utf8
Updated `Spotifious.alfredworkflow`
Merge pull request #5 from citelao/hotfix-utf8

vdesabou's UTF-8 help
Merged from hotfix-utf8