Possible compatibility problems with earlier versions marked with '*'.
+
Added support for specifying srw resultset id + resultset TTL in a
Generic Frontend Server's search handler. Patch by Ko van der Sloot.
+Added support for SRU POST. Patch by Ko van der Sloot.
+
Do not build the separate Multi-threaded (MT) library libyazthread.la.
Instead make the library libyaz.la multi-threaded. Threading as a whole
can still be disabled by configure option --disable-threads. Previosly,