Show temperature and light data in app UI

Signed-off-by: Greg Meiste <greg.meiste@gmail.com>
Add error toast if failed to request network sync

Signed-off-by: Greg Meiste <greg.meiste@gmail.com>
Remove 10 limit on record download

Signed-off-by: Greg Meiste <greg.meiste@gmail.com>
Add column headers to ListView

Signed-off-by: Greg Meiste <greg.meiste@gmail.com>