This commit was SVN r18541.
Correct the include logic that protect the headers. It's amazing that this didn't bite us yet ... This commit was SVN r17971.
Greatly reduce the number of "foo" -> "opal_foo" symbol renames in the libevent source, and instead greatly expand the event_rename.h file that uses preprocessor macros to make all public symbols be "opal_foo". This commit was SVN r17923.