Fixed the 2.3.0 release notes to mention that CVE-2017-12596 is fixed.
* 25+ various bug fixes (see detailed Release Notes for the full list)
+* This release addresses vulnerability [CVE-2017-12596](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12596).
+
### Build Fixes:
* Various fixes to the cmake and autoconf build infrastructures
