Mention array compaction in algorithms (option "compactArrays").
This addresses #218.
--- a/spec/latest/json-ld-api/index.html Mon Mar 04 21:32:35 2013 -0500
+++ b/spec/latest/json-ld-api/index.html Tue Mar 05 00:36:17 2013 -0500
@@ -1972,7 +1972,7 @@
contained two or more items in an <tref>array</tref>. If no
<tref>context</tref> was given, the <em>result</em> is only simplified
from an <tref>array</tref> to a <tref>JSON object</tref> if it has one or
- fewer items.</p>
+ fewer items and array compaction has been requested.</p>
</section>
<section>
@@ -2007,7 +2007,8 @@
<li>If <em>result</em> contains only one item (it has a length of
<code>1</code>) and <tref>active property</tref> has no
<tref>container mapping</tref> in <tref>active context</tref>,
- then set <em>result</em> to its only item.</li>
+ and array compaction has been requested, then set <em>result</em>
+ to its only item.</li>
<li>Return <em>result</em>.</li>
</ol>
</li>
@@ -2215,6 +2216,7 @@
Otherwise,
<ol class="algorithm">
<li>Initialize <em>useArray</em> to <tref>false</tref>. If
+ array compaction has not been requested, or
<em>container</em> is <code>@set</code> or
<code>@list</code>, or <em>compacted item</em> is
an empty <tref>array</tref>, or
@@ -2251,8 +2253,9 @@
key-value pair where the key is the result of using the
<a href="#iri-compaction">IRI Compaction algorithm</a>, passing
<tref>active context</tref>, <tref>inverse context</tref>, <code>@graph</code>
- as <em>iri</em>, and <em>result</em> as <em>value</em>. Otherwise, if <em>result</em> is an
- <tref>array</tref> with only one item, set <em>result</em> to that item.
+ as <em>iri</em>, and <em>result</em> as <em>value</em>. Otherwise, if
+ <em>result</em> is an <tref>array</tref> with only one item and
+ array compaction has been requested, set <em>result</em> to that item.
Otherwise, if <em>result</em> is an <tref>array</tref> with zero items,
replace it with an empty <tref>JSON object</tref>. Finally, if a
<em>context</em> has been passed, add an <code>@context</code> property to