Remove bugsense which has now changed name, updated environment and removed maven upload.
Add name to license before code changes
Added ImageFilterOnDisplay interface - referenced in https://github.com/novoda/image-loader/issues/201
Bug fix; remove unneeded Map. Referenced in https://github.com/novoda/image-loader/issues/202
I think onImageLoadedListener should be a strong reference, or at least the user should have that choice.
For now make it a strong reference.
Referenced in https://github.com/novoda/image-loader/issues/202