CLOUDSTACK-7038: Add mysql client dependency for mgmt server/rpms

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>
CLOUDSTACK-6892: Create separate package for the mysql HA component

Manually picked from Hugo's fix: 539db08956eff322efd11771d46d29df0c7289b2

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>
CLOUDSTACK-7038: Add mysql client dependency for mgmt server pkg for debian

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>
Merge branch 'hotfix/4.3/6892' into 4.3
Merge branch 'hotfix/4.3/7038' into 4.3