Added discounts and fixed push notifications.

[spud93]

Description

Adds discounts to the SDK.

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• UI change (Front-end UI update without breaking changes or business logic)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Description

1. What is the current behavior? (You can also link to an open issue here)

Discounts doesn't exist in the SDK.

2. What is the new behavior (if this is a feature change)?

Now discounts does exist there.

3. Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?)

no

How Has This Been Tested?

Tested locally using node.

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules