Re: [RESEND PATCH] git-svn testsuite: use standard configuration for Subversion tools

> I have tweaked configuration in my ~/.subversion directory, namely I am
> running auto-properties and automatically adding '$Id$' expansion to
> every file.  This choke the last test named 'proplist' from
> t9101-git-svn-props.sh, because one more property, svn:keywords is
> automatically added.
> 
> I had just wrapped svn invocation with the svn_cmd that specifies empty
> directory via --config-dir argument.  Since the latter is the global
> option, it should be recognized by all svn subcommands, so no
> regressions will be introduced.
> 
> Now svn_cmd is used everywhere, not just in the failed test module: this
> should guard us from the future clashes with user-defined configuration
> tweaks.
> 
> Signed-off-by: Eygene Ryabinkin <rea-git@codelabs.ru>