ignire .tmp folder.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
upgrade base model.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
support timestamps automatically.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Merge pull request #3 from appleboy/upgrade_base_model

Upgrade base model