* input/mutopia/R.Schumann/GNUmakefile (examples): switch off

* input/mutopia/R.Schumann/GNUmakefile (examples): switch off
romanze28-2 example.

* scm/ps-to-png.scm: remove dir-re function.
(make-ps-images): generate page names, instead of globbing them.
This brings down LilyPond memory usage for make web by a factor
10. (backportme?)

* lily/lily-guile.cc (gulp_file_to_string): take size argument.

* lily/tie.cc (distance): new function
(height): new function.
(init): new function
(Tie_details): new struct.

* lily/tie-column.cc (set_chord_outlines): new function.
(new_directions): read tie-configuration