[CLI]: New command: `dab view`

[abhishekkumams]

Proposed Command:

view

Usage:

To view certain objects (entity,relationship) defined in the runtime config.

Proposed Commands:

To view all the entites

hawaii view --all-entities

To view an entity

hawaii view <<entity_name>>

To view all relationships of an entity

hawaii view <<entity_name>> --all-relationships

To view a particular relationship of an entity

hawaii view <<entity_name>> --relationship <<relationship_name>>