prepare for release 4.7.1 (#95)

* prepare for release 4.7.1

* tweak

Author: stevengj

NEWS.md

@@ -1,5 +1,13 @@
 # Libctl Release Notes
 
+## libctl 4.7.1
+
+6/26/2026
+
+* Bugfix when compiling Scheme C++ projects (e.g. Meep) with libctl geometry utils ([#94]).
+
+* Reduce intermittent test failures ([#93]).
+
 ## libctl 4.7.0
 
 6/18/2026
@@ -471,3 +479,5 @@
 [#79]: https://github.com/NanoComp/libctl/issues/79
 [#81]: https://github.com/NanoComp/libctl/issues/81
 [#85]: https://github.com/NanoComp/libctl/issues/85
+[#93]: https://github.com/NanoComp/libctl/issues/93
+[#94]: https://github.com/NanoComp/libctl/issues/94

configure.ac

@@ -1,5 +1,5 @@
 # Process this file with autoconf to produce a configure script.
-AC_INIT([libctl],[4.7.0],[stevenj@alum.mit.edu])
+AC_INIT([libctl],[4.7.1],[stevenj@alum.mit.edu])
 AC_CONFIG_SRCDIR([src/ctl.c])
 AC_CONFIG_HEADERS([config.h src/ctl.h])
 AC_CONFIG_MACRO_DIR([m4])
@@ -8,7 +8,7 @@ AM_MAINTAINER_MODE
 # Shared-library version number; indicates api compatibility, and is
 # not the same as the "public" version number.  (Don't worry about this
 # except for public releases.)
-SHARED_VERSION_INFO="11:0:4" # CURRENT:REVISION:AGE
+SHARED_VERSION_INFO="11:1:4" # CURRENT:REVISION:AGE
 
 AM_INIT_AUTOMAKE([foreign])
 AC_SUBST(SHARED_VERSION_INFO)