target image url and where the basePath is not '/'.

was "original".

href attribute is used when the image is clicked on.  Also added in support for
invalid urls which contain the language (e.g. /en) prepended to them.

now grouped according to their block id when image grouping is enabled.

the smaller scaled down size.

designated display size for an image node isn't found.  If it can't find the
original then it will default to brokenimage.jpg.

exist.  It now displays a image not found type image.

src attribute when displaying the image in the lightbox.

Patch provided by kosmoscentral.

by levavie.