Add a note about Qt5 to the Release notes

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index 1f645d0c56d2000f38bcc98ab5c855a252b4b47e..67c6f7e0b0fdabdab0b4098c602a3e9b32d1b35b 100644 (file)
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -207,6 +207,9 @@ Changes with respect to external programs and libraries:
 - LyX no longer uses gettext for handling the translation files. This
   especially is an advantage on Windows, where translating strings is faster.
 
+- LyX is not yet supposed to work with Qt5. It is advised to compile and 
+  run LyX against Qt 4.8.x.
+
 
 Known issues in version 2.1.0
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