Support the provision of utterly unstructured text

Previously, this required that the text already be broken up into
per-paragraph (or, better, per-section) units. Now this tries to do so
itself, if the text hasn't been prepared properly.

subsection-identifier.php

@@ -68,6 +68,14 @@ function parse()
 		 */
 		$prefixes = array();
 
+		/*
+		 * If the text is a string, turn it into an object.
+		 */
+		if (is_string($this->text))
+		{
+			$this->text = (object) explode("\n\n", $this->text);
+		}
+
 		/*
 		 * Deal with each subsection, one at a time.
 		 */