FileNameGenerator is abstract class now (instead of interface).
Refactoring (FileNameGenerator, ImageDownloader).
Fire ImageLoadingListener callbacks if "imageUri == null"
UTF-8 symbols and spaces in image URL

Fixed issue with UTF-8 symbols and spaces in image URL as described in
this thread:
https://github.com/nostra13/Android-Universal-Image-Loader/issues/31
UTF-8 symbols and spaces in image URL

Relocated URL encoding of Uri from LoadAndDisplayImageTask.java to
ImageLoadingInfo.java

Encoding was not performed if disk caching was used.
UTF-8 symbols and spaces in image URL

Escaping more safe characters.
Unused reference

Removed unused reference
Changed API: Removed DisplayImageOptions.transform()
v1.5.5 Update Readme
Fixed Readme mistake
Adjusted allowed characters string
Added applications
Update Readme
Update Readme
Minor adjustments to exclusion string
Merge pull request #52 from johanols/master

Issue #31 - UTF-8 symbols and spaces in image URL
Multithread displaying of cached images (instead of single-thread)
Multithread displaying of cached images.
Introduced BitmapDisplayer, DisplayImageOptions.displayer() option.
Refatoring, created DefaultConfiguration factory. Made FileNameGenerator
an interface (instead of abstract class)
Example: Rounded images for list
v1.5.6 Update Readme
Fixed Readme