blue button image
updated text for purchasing view controller.
updated purchase text
misc
new text file for saved tracks view controller.
update text for saved tracks.
removed tableview and replaced with tabs for each section. implemented methods for animation.
implemented animation methods for showing sections.
override touch responder methods to activate animations on slide.
show status bar.
misc
misc
adjust animation durations.
new images for tab sections
removed extra methods.
moved nsstring category
removed commented out code.
new toolbar images for forward and back buttons
call initWithManager on ArticleViewController
incremented version