Bump version for 7.8.0 release

Signed-off-by: Wenchao Wang <[email protected]>

checktool: Bump version for 1.1.0 release

Signed-off-by: Wenchao Wang <[email protected]>

Bump version for 7.7.1 release

Signed-off-by: Wenchao Wang <[email protected]>

Bump version for 7.7.0 release

Signed-off-by: Wenchao Wang <[email protected]>

Bump version for 7.6.6 release

Signed-off-by: Wenchao Wang <[email protected]>

Implement check tool for HAXM

It is required that the host operating system to meet the environmental
requirements to execute HAXM. This utility is used to check the system
environment for HAXM.

It supports:

* To check below system status:
  - Intel CPU vendor
  - Long (64-bit) mode support status
  - VMX support status
  - VMX enabling status
  - EPT support status
  - NX support status
  - NX enabling status
  - Hyper-V disabling status
  - OS version
  - OS architecture
  - Guest occupancy status
* Running on Windows and macOS.

Signed-off-by: Wenchao Wang <[email protected]>

Bump version for 7.6.5 release

Signed-off-by: Wenchao Wang <[email protected]>

Bump version for 7.6.1 release

Signed-off-by: Wenchao Wang <[email protected]>

Bump version for 7.5.6 release

Signed-off-by: Wenchao Wang <[email protected]>

Bump version for 7.5.4 release

Signed-off-by: Wenchao Wang <[email protected]>