DOC: minor revisions to Easier Editing

DOC: minor revisions to Easier Editing

Moved tunefl per comment 1 issue 2660
Moved LilyPondTool to "No longer developed" per Bertalan Fodor
Revised OS logos for Frescobaldi & Denemo
Added a bit of text to Frescobaldi

[Colin Campbell, 2014-07-27 03:32:51]

This is a bit of housekeeping, coming from research for a recent presentation of
LilyPond to a group of church musicians.

[uliska, 2014-07-27 08:22:47]

Apart from my comment LGTM

https://codereview.appspot.com/118350043/diff/1/Documentation/web/introductio...
File Documentation/web/introduction.itexi (right):

https://codereview.appspot.com/118350043/diff/1/Documentation/web/introductio...
Documentation/web/introduction.itexi:1221: features added and enhanced
particularly for LilyPond. It is easy to use
Do you think it is relevant (today) that Frescobaldi has a LilyKDE history? And
actually it is not _developed_ from LilyKDE: Frescobaldi 2 is a replacement for
Frescobaldi 1, which was renamed from LilyKDE, which (IIRC) was either an
extension or a development from Kite.

[Colin Campbell, 2014-07-28 02:48:11]

Changes to Fresacobaldi description

[Colin Campbell, 2014-07-28 02:51:20]

On 2014/07/27 08:22:47, uliska wrote:
> Apart from my comment LGTM
> 

Good feedback, Urs, and thanks. Changed patchset uploaded.

[uliska, 2014-07-28 07:41:02]

Thanks, LTGM now

[janek, 2014-07-31 20:32:43]

LGTM