Manage support operation

[debiff]

Short description

This PR adds the interface and the implementation of 2 functions that exploit the Zendesk support package instead of the unified package.

List of changes proposed in this pull request

• Added the method openTicket that allow a user to open a ticket
• Added the method showTickets that allow a user to see the list of his ticket.
• Upgraded the version to 0.3.7

openTicket	showTickets

How to test

Install the library and call the to methods with:

import ZendDesk from "io-react-native-zendesk";

<ButtonDefaultOpacity
        onPress={() => ZendDesk.openTicket()}
>...</ButtonDefaultOpacity>

<ButtonDefaultOpacity
        onPress={() => ZendDesk.showTickets()}
>...</ButtonDefaultOpacity>

[Undermaken]

Is this needed?

[Undermaken]

@debiff should we also increase the version of the package?

[debiff]

Is this needed?

No, it's a test I forgot to remove. Removed in 37c5205

should we also increase the version of the package?

Sorry, I commit it locally without pushing. Upgraded in 07d58ff