add intentervice
work init only
fix ' issue
VkService
comment code for building app
ImageLoader
Move FileComparator to external class
Work with disk cache
add test annotation
delete unused classes
Merge branch 'master' into ImageLoader
DiskCache reformat code
ImageLoader v0.2
Added support for loading a URL for a few VIEW (Previously, it was necessary to re-download every time Bitmap for each View)
changes: load from memory without create new thread
DiskCache implements as SlowCache interface with callback data deliver
DiskCache have thread pool for saving/loading images
MemoryCache implements as FastCache
refactor code