Protect ascii art picture of Buffer layout.
--- a/src/network/model/buffer.h Fri Jul 20 16:18:53 2012 -0700
+++ b/src/network/model/buffer.h Thu May 10 09:31:35 2012 -0700
@@ -70,6 +70,7 @@
* a pair of integers which describe where in the buffer content
* the "virtual zero area" starts and ends.
*
+ * \verbatim
* ***: unused bytes
* xxx: bytes "added" at the front of the zero area
* ...: bytes "added" at the back of the zero area
@@ -84,6 +85,7 @@
* |--------------------^ m_zeroAreaStart
* |---------------------------------^ m_zeroAreaEnd
* |------------------------------------------^ m_end
+ * \endverbatim
*
* A simple state invariant is that m_start <= m_zeroStart <= m_zeroEnd <= m_end
*/