"stashes" was both a global variable and a member variable... confusing!

Renamed both of them.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@3827 c06c8d41-db1a-0410-9941-cceddc491573

Created by  pauldubois  on March 23, 2008
DMLFJIPOE4ZXUFQ25VVEZCMURP2UPJBBWDGQS3DPQVUNVBBQ4GDQC
Change contents