Add menu for selecting conducts interactively at start of game


git-svn-id: https://unnethack.svn.sourceforge.net/svnroot/unnethack/trunk@1428 f1e491ac-5ded-4967-80bf-9f4855be876a
Add Heaven or Hell/Hell and Hell modes (from Adeon)


git-svn-id: https://unnethack.svn.sourceforge.net/svnroot/unnethack/trunk@1429 f1e491ac-5ded-4967-80bf-9f4855be876a
Add XP level, experience points, and mode into livelog and xlogfile (from AceHack)


git-svn-id: https://unnethack.svn.sourceforge.net/svnroot/unnethack/trunk@1430 f1e491ac-5ded-4967-80bf-9f4855be876a
Some documentation for hoh/hah in flag.h


git-svn-id: https://unnethack.svn.sourceforge.net/svnroot/unnethack/trunk@1431 f1e491ac-5ded-4967-80bf-9f4855be876a