Fix bug #2478713: do previous command again (`) was taking an additional turn

during which monsters could act.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@8068 c06c8d41-db1a-0410-9941-cceddc491573

Created by  zelgadis  on December 31, 2008
3IOJ42MWZ4KF6FOAL7HOECWL4JE5JHQDTXBZSQX4N3JBR6FNVVMQC
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