support the REST uri

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Fix converse return code of updating description

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Fix cache clear when login of testing

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>
Increase version, and update documents

Signed-off-by: Kouhei Maeda <mkouhei@palmtb.net>