v0.4.2

fix filename

v0.4.1

fix server prefix

v0.4.0

refine config and support permission

v0.3.1

refine code

v0.3.0

add copy method

v0.2.9

add move method

v0.2.8

add put method

v0.2.7

add delete method

v0.2.6

refine

v0.2.5

refine performance