thumbs use ImageWorker
thumbs use ImageWorker
changed to universal-image-loader for caching
changed to universal-image-loader for caching
some tweaks to thumbnail cache
some tweaks to thumbnail cache
some tweaks to thumbnail cache
fixed graphic bug in fullscreen mode
added image_loading resource
empty folders have different icon now
fixed 2 null pointer exceptions
	new file:   ../icons/folder_empty.svg
	new file:   ../icons/image_loading.svg
	new file:   res/drawable-hdpi/folder_empty.png
	new file:   res/drawable-mdpi/folder_empty.png
	new file:   res/drawable-xhdpi/folder_empty.png
	new file:   res/drawable-xxhdpi/folder_empty.png
implemented changes suggested by Markus
implemented changes suggested by Markus
minor fix
changed empty folder
removed jelly bean reference
changed empty folder
fixed small error preventing images from being loaded
adding all files needed to git
removed net needed stuff