* gdk/src/gdk_docs_override.xml:
* gtk/src/gtk_docs_override.xml: Move "Since: n.m" from the <return> to the
<description> entries. gmmproc adds a period at the end of the @return
Doxygen command, and Doxygen warns for "@newin{n,m}.".
Add a missing parameter description for gtk_tree_view_set_tooltip_row.
* gtk/gtkmm.h: Correct a @ref Widgets.
* gdk/src/*.hg:
* gtk/src/*.hg: (Here "*" means "many", not "all") Examples of changes:
Add missing @param. Change names of parameters, so they are equal in function
declaration and @param command. Change "@name" to "@a name". Change
"<ulink url=" to "<a href=".