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Documentation fix for backreferences example. Fixes issue #33.
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@ -268,7 +268,7 @@
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is in the range 1-9, matches the same string that was matched by sub-expression
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<span class="emphasis"><em>n</em></span>. For example the expression:
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</p>
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<pre class="programlisting">^(a*).*\1$</pre>
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<pre class="programlisting">^(a*)[^a]*\1$</pre>
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<p>
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Will match the string:
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</p>
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