Fixed unicode problems on windows systems with the LilyPond renderer.
Finalyzing LilyPond renderer to version 1.0.0
External renderer: Small fix in listing the supported hyphenation languages and now showing the song lyrics in the presentation helper window for songs with LilyPond rendering.
Fix the failure of loading the (background) image in some cases (when files in the 'background' map are set to never be embedded).
Forgot to update the README file for the external renderer
Some minor changes in the hyphenation routines, default settings and installation file. Also included a debian setup package.
Updated the ReadMe for the lilypond renderer
Added triggering re-render of all verses rendered during the current run when a custom hyphen file changes.