Updating icons to 2.5.08  (see [#33448])

Thanks Wolter van der Velde for adding the (most of) the missing Force Field
icons


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@53953 954f8c5b-7b00-dc11-b283-0030488c597c