[LyX/master] Do not allow copying a separator without a following par end.

commit 39492b0cd78ab1f9517c556b36236066e86b18ba Author: Enrico Forestieri for...@lyx.org Date: Wed Aug 6 02:21:18 2014 +0200 Do not allow copying a separator without a following par end. This makes virtually impossible copying a separator inset whithout also copying the end of

[LyX/master] Do not allow copying a separator without a following par end.

commit 39492b0cd78ab1f9517c556b36236066e86b18ba Author: Enrico Forestieri Date: Wed Aug 6 02:21:18 2014 +0200 Do not allow copying a separator without a following par end. This makes virtually impossible copying a separator inset whithout also copying the end