[IDH] Added IDH 3.0.2 support

This is initial support of 3.0.2 version.
Supported features:
* all applicable functionality of 2.5.1
* YARN start
* EDP

TODO (will be covered separately):
* Code cleanup (bug #1285966)
* Extended validation
* Integration tests
* More unit tests

Implements: blueprint idh-support-3.0.2

Change-Id: Ic9f3c54c2b28cc7c0bf12db4c9bacc42e313365f
Merge "[IDH] Added IDH 3.0.2 support"