Hook the file history list into gconf.

[David Hampton]

Log Message:
-----------
Hook the file history list into gconf.

Tags:
----
gnucash-gnome2-dev

Modified Files:
--------------
    gnucash:
        configure.in
    gnucash/src/app-file:
        Makefile.am
        gnc-file-history.c
        gnc-file-history.h
        gnc-file-p.h
        gw-app-file-spec.scm
    gnucash/src/gnome:
        gnc-plugin-file-history.c
        gnc-plugin-file-history.h
    gnucash/src/gnome/ui:
        gnc-plugin-file-history-ui.xml

Added Files:
-----------
    gnucash/src/app-file/schemas:
        .cvsignore
        Makefile.am
        apps_gnucash_history.schemas