[Lilypond-auto] Issue 2613 in lilypond: Patch: add [XY]-core-extent and general_alignment method

[lilypond]

Status: Started
Owner: address@hidden
CC: address@hidden
Labels: Type-Enhancement Patch-new GSoC-LyricProject

New issue 2613 by address@hidden: Patch: add [XY]-core-extent and  
general_alignment method
http://code.google.com/p/lilypond/issues/detail?id=2613

This patch adds a versatile method for specifying alignment of grobs.
For initial discussion about design, see here:  
http://lists.gnu.org/archive/html/lilypond-devel/2012-06/msg00230.html

See also issue 2451.