[oe] Add gtksourceview 2.x and rename the 1.x tree recipe

[Phil Blundell]

On Thu, 2009-05-14 at 10:14 +0200, Elena Grandi wrote:
> GtkSourceView[1] currently maintains a stable 2.x tree and an old stable
> 1.x tree for compatibility with older applications[2] and they can be
> installed together on a computer.
> 
> I need to add the recipe for the latest 2.x version, and since the old
> stable is used just in 2 recipes (gobby_0.4.1.bb and tea_17.3.5.bb) and
> mentioned as a preferred version in preferred-om-2008-versions.inc
> it seems to me that this could be a good time to rename it to
> gtksourceview1 with minimal breakage.

Is there really any need to rename the old one?  It seems like it would
be better just to leave the existing gtksourceview alone and add the new
one as gtksourceview2 or some such.

p.