fixed index.php to check for SQLite configuration before checking for the existence of the SQLite data file.  Fixes issue 224.
fixed index.php to check for SQLite configuration before checking for the existence of the SQLite data file.  Fixes issue 224.

git-svn-id: d0e296eae3c99886147898d36662a67893ae90b2@503 653ae4dd-d31e-0410-96ef-6bf7bf53c507

dragonmantank/Habari,dragonmantank/Habari,dragonmantank/Habari