Refactored pause lock
Sample: Built the latest snapshot
Update Readme
Fixed Readme
Issue #475 - Cancel non-actual "loadImage(...)" tasks for same URIs.
Merge branch 'master' of https://github.com/nostra13/Android-Universal-Image-Loader
Merge commit '3321e8d23e1d1f3477090503e55fc5f7fed99992'