If &H is a repeated command then increase HP all at one go, skipping the delay

of repeatedly updating the screen.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@8684 c06c8d41-db1a-0410-9941-cceddc491573

Created by  zelgadis  on January 22, 2009
O32JR5WZFNW66UKZ44PW7VMLA7UGOECJOL4FFBTCIDUYXCE7WP4AC
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