Busy Developer's Summary 8: correct pdf display, academic papers, new contributor

[Janek Warchoł]

A bit late, but here it is:

- a lot of work is being done on correct rendering of Stems and other
objects in pdf output.  This was a longstanding issue, but i think
there's a fair chance of the fix being available in 2.18:
http://code.google.com/p/lilypond/issues/detail?id=2658
https://codereview.appspot.com/8663044

- Urs Liska writes a 'lobbying' paper about using plain text for music
editing.  This could have a big influence in some circles.  He's also
having a presentation about this on his University.
http://lists.gnu.org/archive/html/lilypond-user/2013-04/msg00562.html

- we're still discussing how to make Mike's skyline changes as
"backwards-compatible" as possible.
https://codereview.appspot.com/8613043/

- Aleksandr Andreev is offering a bounty for fixing Kievan issues:
http://lists.gnu.org/archive/html/lilypond-devel/2013-04/msg00315.html
($100 for each)

- Fan Ziye, a new contributor, posted his first patch:
http://code.google.com/p/lilypond/issues/detail?id=1367
https://codereview.appspot.com/8593046
let's review it!

hth,
Janek