Prevent automatic opening of child docs because of natbib labels
* src/insets/insetinclude.h
(updateBibfilesCache): adjust comment
(getBibfilesCache): ditto
* src/insets/insetinclude.C
(getChildBuffer): new, return the buffer of the child if it exists
(updateBibfilesCache): update the child buffer only if already loaded
(getBibfilesCache): scan the child buffer only if already loaded
* src/buffer.h
(updateBibfilesCache): adjust comment
(getBibfilesCache): ditto
(bibfilesCache_): ditto
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@13869
a592a061-630c-0410-9148-
cb99ea01b6c8