Do not inherit Provides from beamer

diff --cc status.20x
index 31f936686f421063c34fae6b01fd6bcdd78845f0,f6885467bea9715558fbd7e986c554e8970aa0c6..42cf0d6b02fa9d5974c76cbfce0f651a2fbdf820
--- 1/status.20x
--- 2/status.20x
+++ b/status.20x
@@@ -147,9 -147,9 +147,12 @@@ What's ne
  - Fix failure of lyxknitr.R to move files when /tmp was on a different
    file system (e.g. an encrypted home partition).
  
 +- Do not suppress the loading of geometry and hyperref if the class
 +  "article (koma + beamer)".
 +
+ - Removed unnecessary dependency on the package europs.sty from the
+   g-brief layout files.
+ 
  
  * USER INTERFACE