+Overview of changes between 0.19.6 and 0.19.7
+=============================================
+* Disable thread-unsafe memory pool by default. (bug #79385)
+* Misc fixes.
+
+Overview of changes between 0.19.5 and 0.19.6
+=============================================
+* Fix two minor bidi bugs.
+* Build with new libtool to support ppc64le.
+