PATCH: Countdown to 20120913

[Colin Campbell]

For 20:00 MDT Thursday Sept 13 (really!)

Documentation:
     Issue 2817: list Elysium on Easier Editing webpage - R 6488101

Enhancement:
    Issue 2811: Patch: Uses horizontal skylines in accidental placement - R 6489086
    Issue 2717: Patch: Implement \hide as a shorthand for \tweak #'stencil ##f - R 6443087
    Issue 2815: Patch: parser/lexer: de-unionize semantic values, make all of them SCM - R 6493090
    Issue 2759: Patch: Don't use /dev/stderr which is only defined on some systems - R 6493106

Ugly:
    Issue 2492: Kievan notation - improper beaming functionality - R 6305080

Cheers,
Colin

-- 
I've learned that you shouldn't go through life with a catcher's mitt on both hands. 
You need to be able to throw something back. 
-Maya Angelou, poet (1928- )