Merge pull request #13 from ldurazo/master

With android studio i cant use the VCS correcty, but by GitBash everything works wonder, i have no idea why.

The music app is now cleaner, with a bunch of less code, using volley and universal image loader (except for the token retrieve, which i wanted to handle by myself).

it is missing a lot of features to be published, and i finished what i put into my estimation just one day after most likely scenario. The following week and a half i just improved it as much as i could. I still want to work with this and start making some money, but in the meantime i will give a week to data structures.