Non-cursed charging identifies how many charges an item has (from AceHack).

git-svn-id: https://unnethack.svn.sourceforge.net/svnroot/unnethack/trunk@1390 f1e491ac-5ded-4967-80bf-9f4855be876a
Only blessed scrolls of charging identify the charges of an item.

git-svn-id: https://unnethack.svn.sourceforge.net/svnroot/unnethack/trunk@1391 f1e491ac-5ded-4967-80bf-9f4855be876a
Modified message when applying a blank spellbook to be consistent with other spellbooks.

git-svn-id: https://unnethack.svn.sourceforge.net/svnroot/unnethack/trunk@1392 f1e491ac-5ded-4967-80bf-9f4855be876a