Adapt Matthew's new memorisation interface for tiles, using the same

display as for spellcasting. Also force a redraw() if the player clicked on a spell.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@10661 c06c8d41-db1a-0410-9941-cceddc491573

Created by  j-p-e-g  on September 12, 2009
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