release-1.6.8

update nginx to 1.15.4

release-1.6.7

bugfix upload function

release-1.6.6

update readme
update module config
update module
delete hiredis

release-1.6.5

update module config

release-1.6.4

change redis to leveldb

release-1.6.3

update nginx to 1.15.3

release-1.6.2

update nginx to 1.15.2

release-1.6.1

change kvdb logic

release-1.6.0

update nginx to 1.15.1

release-1.5.9

delete object pool