+New features in 1.7 since 1.6
+
+* INPUT
+
+** Completely rewritten support for chord entry. Cleaner and more flexible.
+
+** Text entry is now done in a separate mode, and is more ergonomic
+than the previous Scheme texts.
+
+** Deeper integration of the input language and Scheme. You can now use
+LilyPond identifiers in Scheme, and use Scheme expressions instead of
+LilyPond identifiers.
+
+** Music types cleaned up and Schemified.
+
+** New syntax for chords:
+
+ << PITCHES >>
+
+This is in addition to the < MUSICS > syntax for simultaneous
+music. Combined with this: uniform postfix syntax for articulations:
+
+ c8-[-( d8-]-)
+
+for a beamed slurred pair of eighth notes.
+
+*NOTE* In version 2.0, this syntax will be changed to
+
+ < PITCHES > for chords
+
+and
+
+ \simultaneous { .. } for simultaneous music.
+
+** User code evaluation during interpreting. Syntax
+
+ \applycontext #SCHEME-FUNCTION
+
+** XML music output.
+
+** Friendly chord-name exception entry.
+
+** Texts can be put on multimeasure rests, eg.
+
+ R1*20^\markup { "GP" }
+
+
+* OUTPUT
+
+** Preliminary Sodipodi/SVG output
+
+
+
+* NOTATION
+
+** Ancient notation ... ?? ... (Jurgen?)
+
+** Completely rewritten text formatting support. It is implemented in a
+completely modular way.
+
+** Chord name formatting completely rewritten.
+
+** Texts on multimeasure rests can be set by the user.
+
+** Zigzagged glissandi
+
+** Cluster support. Syntax:
+
+ NOTE-\startCluster
+
+ ..
+ NOTE-\stopCluster
+
+** Beat grouping indications. Syntax:
+
+ #(set-time-signature 7 8 '(3 2 2))
+
+** Nested horizontal brackets for music analysis.
+
+ NOTE-\groupOpen
+ ..
+ NOTE-\groupClose
+
+** Gregorian ligatures.
+
+** Texts on multi-measure rests.
+
+
New features in 1.6 since 1.4