For tracers don't reset bounces, bounce_pos, reflections, reflector or seen,

since the caller might be interested in those.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@8099 c06c8d41-db1a-0410-9941-cceddc491573

Created by  zelgadis  on January 1, 2009
FL33V6FIDYP7NQ4RDXAJUSNDX247OWOP4RMMIJECUIMDGUCKA6QQC
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