Merge pull request #42 from chamankang/develop

Develop
UCLOUDNG-726 : disable KSM(kernel same-page merging) on all cnodes
Merge pull request #43 from chamankang/UCLOUDNG-726

UCLOUDNG-726 : disable KSM(kernel same-page merging) on all cnodes
Changed to use Quantum security group
Merge pull request #45 from hyunsun/UCLOUDNG-768

Changed to use Quantum security group
tempo