Better logic for initializing track objects.
Better logic for initializing track objects.

DaisukeMiyamoto/pyechonest,esternocleidomastoideo/pyechonest,diCaminha/pyechonest,ruohoruotsi/pyechonest,taytorious/pyechonest,wisperwinter/pyechonest,taytorious/pyechonest,echonest/pyechonest,EliteScientist/pyechonest,esternocleidomastoideo/pyechonest,alex/pyechonest,diCaminha/pyechonest,salah-ghanim/pyechonest,wisperwinter/pyechonest,mhcrnl/pyechonest,MathieuDuponchelle/pyechonest3,andreylh/pyechonest,yuanmeibin/pyechonest,beni55/pyechonest,andreylh/pyechonest,MathieuDuponchelle/pyechonest3,alex/pyechonest,EliteScientist/pyechonest,ruohoruotsi/pyechonest,krishofmans/pyechonest,krishofmans/pyechonest,diegobill/pyechonest,shyamalschandra/pyechonest,mhcrnl/pyechonest,mmiquiabas/pyechonest,abhisheknshah/dynamicplaylistgenerator,Victorgichohi/pyechonest,diegobill/pyechonest,KMikhaylovCTG/pyechonest,beni55/pyechonest,KMikhaylovCTG/pyechonest,echonest/pyechonest,salah-ghanim/pyechonest,DaisukeMiyamoto/pyechonest,abhisheknshah/dynamicplaylistgenerator,Victorgichohi/pyechonest,yuanmeibin/pyechonest,shyamalschandra/pyechonest,mmiquiabas/pyechonest