public void onCreateDatabase(SQLiteDatabase database) {
		for (ContractHolder contract : contracts) {
			openHelper.createTable(database, contract);
		}
	}
Called when the database is created for the first time. </br>
The {@link ProviGenProvider} automatically creates database tables and the needed columns
if {@code super.onCreateDatabase(database)} is called.</br>
The initial population of the tables should happen here.
@param database The database.
samples/stock/src/com/tjeannin/provigen/ProviGenProvider.java