TracChangeset view now takes the `FILE_VIEW` and `BROWSER_VIEW` permissions into account.
TracChangeset view now takes the `FILE_VIEW` and `BROWSER_VIEW` permissions into account.

 * FILE_VIEW is required to be able to view the diffs (be it in the HTML view, or as a plain diff or zip archive)
 * BROWSER_VIEW is required to be able to see the file or directory paths that have changed

Fixes #2268.


git-svn-id: f68c6b3b1dcd5d00a2560c384475aaef3bc99487@3384 af82e41b-90c4-0310-8c96-b1721e28e2e2

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