CLOUDSTACK-4224
UCS:UI: Delete UCS returns unknown API

Conflicts:

	plugins/hypervisors/ucs/src/com/cloud/ucs/manager/UcsManagerImpl.java
CLOUDSTACK-4149
[upgrade][2.2.13 -> 2.2.14 -> 4.2][KVM] When we try to upgrade the KVM agent from 2.2.14 to 4.2 using the "U" option in install.sh script, management server also gets installed!