struct: Add README-branching

Add a document to describe the desired branching work-flow - after the initial mess has been cleaned up the brute-force way.

This commit also serves for establishing the 'master' branch as separate from 'develop'.
Remove musicexamples directory

musicexamples is now in its own repository.
In fact it is the original one from before importing it into oll
Remove lilyglyphs folder

lilyglyphs now is in its own repository again.
In fact that repository is the original one from before importing it to oll
struct: create develop branch

This dummy commit only serves to establish the new 'develop' branch
OLLlatex: require mdwlist, paralist

Add support for enhanced list environments to OLLbase.sty
OLLbase: Fix tex-text mapping issue

-- wasn't resolved to a dash etc.
Fix is to use \defaultfontfeatures before selecting fonts
doc: Update \doctitleifsub

The message that is printed in each sub-document (when it's compiled standalone)
is updated to the current addresses
copyright-notice: change FDL to CC

The copyright notice that is included in all LaTeX documents is changed from
a FDL to a CC license.
This will automatically be propagated to the next compilations,
but the musicexamples-0.2 manual has to be deal with manually
tut: Fix \setbookmaintitle

The main title of the Tutorials book wasn't updated to the new bookpart syntax
OLLlatex: Add \lilypond command
tut: createSongbooks initial version
Web: Update Tutorials page

Incorporate a suggestion by Ian Hulin
tut: Set up ulPlainTextWorkflows.tex