fix theme/color bug in settings, they are now applied correctly
remove PinterestLikeAdapterView by DGD in Korea
add AndroidStaggeredGrid by Etsy, Inc.
add SmoothProgressBar as footer view
add statusbar color functionality
add custom ThemeUtils class which handles all theme-related methods
add navbar transparency
remove changelog library
remove changelog tab in settings
update author tab in settings
bug - when scrolling down too fast, there is a large margin between
→ SmoothProgressBar and the GridView, I think this is ASG's fault,
→ will remove the setFooterView with the SPB soon