Enable sqlite database backend in QT

[Rex Dieter]

Bernardo Innocenti wrote:

>>+%if %{buildsqlite}
>>+BuildRequires: sqlite2-devel
>>+%endif
>>+
>> BuildRequires: fontconfig-devel >= 2.0

> This chunk isn't actually needed because Qt builds
> against its in-tree copy of sqlite.

AFAICT, from looking at the code (correct me if I'm wrong)... the 
in-tree copy is used only if a system copy isn't found.

-- Rex