Release of new version 6.9.0

Release of new version 6.8.0

Signed-off-by: Jack Cherng <[email protected]>

Release of new version 6.7.7

Release of new version 6.7.6

Signed-off-by: Jack Cherng <[email protected]>

Release of new version 6.7.5

Release of new version 6.7.4

Release of new version 6.7.3

Release of new version 6.7.2

Release of new version 6.7.1