* Reduce compilation time by removing the shared_ptr (which is not

* Reduce compilation time by removing the shared_ptr (which is not
  really important because the ownership of the CompletionLists is
  easy enough) and by removing the deque for the half finished
  favorites implemention in InsetMathNest. I think this fits better
  into the GuiCompleter anyway.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@23114 a592a061-630c-0410-9148-cb99ea01b6c8