Fixing how the attachment module generates the URL to itself, specifically the part provided by parent path.
Fixing how the attachment module generates the URL to itself, specifically the part provided by parent path.

 * Ignores version of parent resource, ref. #6403
 * Unquote parent URL to avoid double quoting, ref. #6375


git-svn-id: f68c6b3b1dcd5d00a2560c384475aaef3bc99487@6241 af82e41b-90c4-0310-8c96-b1721e28e2e2

dokipen/trac,exocad/exotrac,dokipen/trac,moreati/trac-gitsvn,dafrito/trac-mirror,moreati/trac-gitsvn,exocad/exotrac,exocad/exotrac,dafrito/trac-mirror,exocad/exotrac,dafrito/trac-mirror,dokipen/trac,moreati/trac-gitsvn,moreati/trac-gitsvn,dafrito/trac-mirror