 <code>string</code> as a single character string containing all three components separated by semicolons. This makes it easier to reason about the input by time step rather than by argument.</li>
<li>Added chord helpers: <code><a href="../reference/chord-filter.html">chord_root()</a></code>, <code><a href="../reference/chord-filter.html">chord_top()</a></code>, <code><a href="../reference/chord-filter.html">chord_slice()</a></code>, <code><a href="../reference/chord_is_major.html">chord_is_major()</a></cod