allow to choose the image in a given base path
allow to choose the image in a given base path

git-svn-id: aca338ffdbd09f6633b51c659d43d692158a45c1@64 6fc1d829-d401-48c8-9a3f-03588956443c

xavierlacot/mediatorMediaLibraryPlugin,xavierlacot/mediatorMediaLibraryPlugin