Enable custom Branding for IMS enabled customers

[#1]

Description -

Why is this feature important to you - Customer should able to see their own company logo after logging into Workfront.

How would you like the feature to work - The option should be available to upload a customize logo in Workfront

Current Behaviour - No custom branding option is available for the customers who are moved to admin console.

[#2]

Brading is very important to some clients and might be an easy fix. Please consider adding to the next release