dav_resource now has a public pool field for related allocations.
dav_resource now has a public pool field for related allocations.

* (dav_svn_get_resource): fill in pool field
* (dav_svn_walk): put the proper pool into the resource's pool field


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@838112 13f79535-47bb-0310-9956-ffa450edef68

wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion