Updated depend imagine to version 0.6
Added arg filter to Thumbnail
Update ThumbnailFilterLoader.php
fixed clearing Aws S3 cache
Added setting cachePrefix on Aws S3 Resolver
Replaced Exception with a return when no cachePrefix is given
Added braces
Merge pull request #336 from rvanlaarhoven/awscachefix

Added cache clearing & setting cachePrefix for Aws S3
Update README.md
Merge pull request #340 from me1ifaro/patch-1

Added reference on how to get image path inside a controller
Merge pull request #330 from vlastv/master

Update to Imagine 0.6
add branch alias for 1.0.x version line
[resolver] remove request from resolve method.
[tests] use real amazon libs in tests.
use psr logger
add a note about changed logger interface
[resolver] do not expose targetPath.
remove "targetPath" from bundle dictionary
[resolver] get rid of CacheResolver::getBrowserPath method.
add ResolverInterface::isStored