Clarify copy errors
Clarify copy errors

Original git commit by Alexander Larsson <alexl@redhat.com> at 1183559423 +0200

svn path=/trunk/; revision=630

thiblahute/gvfs,gicmo/gvfs,halfline/gvfs,xkahn/gvfs-cmis,gicmo/gvfs,cpatulea/gvfs,gicmo/gvfs,philipl/gvfs,xkahn/gvfs-cmis,xkahn/gvfs-cmis,gicmo/gvfs,thiblahute/gvfs,philipl/gvfs,halfline/gvfs,halfline/gvfs,philipl/gvfs,cpatulea/gvfs,xkahn/gvfs-cmis