Test fixes

[Neil Williams]

Log Message:
-----------
Test fixes

Tags:
----
gnucash-gnome2-dev

Modified Files:
--------------
    gnucash/src/backend/file/test:
        test-dom-converters1.c
        test-string-converters.c
        test-xml-account.c
        test-xml-pricedb.c
        test-xml-transaction.c
    gnucash/src/bin/test:
        test-version
    gnucash/src/engine/test-core:
        test-engine-stuff.c
        test-engine-stuff.h
    gnucash/src/engine/test:
        test-split-vs-account.c

Added Files:
-----------
    gnucash/src/backend/file/test:
        test-load-backend.c
    gnucash/src/backend/postgres/test:
        test-load-backend.c