Change version number of the package.
diff --git a/CPackConfig.cmake b/CPackConfig.cmake
index 8d1db4a..e37e550 100644
--- a/CPackConfig.cmake
+++ b/CPackConfig.cmake
@@ -12,7 +12,7 @@
 
 ### versions
 set(CPACK_PACKAGE_VERSION_MAJOR "0")
-set(CPACK_PACKAGE_VERSION_MINOR "2")
+set(CPACK_PACKAGE_VERSION_MINOR "3")
 set(CPACK_PACKAGE_VERSION_PATCH "0")
 set(CPACK_PACKAGE_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}")