midi2ly: bump version in output to 2.7.38 (oldest supported).

This makes midi2ly output actually processable without problems by
the latest lilypond.

diff --git a/scripts/midi2ly.py b/scripts/midi2ly.py
index e0a00ae170310a5a9d40a8d92a60f86b7db8a443..eb15312de11eb57d735475afcc39471df7bbfd6f 100644 (file)
--- a/scripts/midi2ly.py
+++ b/scripts/midi2ly.py
@@ -826,7 +826,7 @@ def convert_midi (in_file, out_file):
 
     
     s = ''
-    s = tag + '\n\\version "2.7.18"\n\n'
+    s = tag + '\n\\version "2.7.38"\n\n'
     for i in range (len (tracks)):
         s = s + dump_track (tracks[i], i)