Fix generating doxygen output from changes.h

diff --git a/doc/news/changes/minor/20170529DenisDavydov b/doc/news/changes/minor/20170529DenisDavydov
index 6c719a66cee1318c97c6c3cee39b72bc73906ae6..11d0bd4b31d384d40f203eeb22bf187a1ef89b8d 100644 (file)
--- a/doc/news/changes/minor/20170529DenisDavydov
+++ b/doc/news/changes/minor/20170529DenisDavydov
@@ -1,6 +1,6 @@
 New: deal.IIFeatureConfig.cmake will contain detailed information about
 feature configuration and is installed along with other CMake files.
-These variables can be loaded by calling INCLUDE(${DEAL_II_FEATURE_CONFIG}).
+These variables can be loaded by calling INCLUDE(\${DEAL_II_FEATURE_CONFIG}).
 This is useful when users want to link in additional parts of dependencies, not
 required by deal.II (i.e. filesystem library from Boost package).
 <br>