Enable Substrate support

[FSM1]

Substrate HomeChain Adapter

• Handle connection to network and setting main context state to correct network
• Handle retrieving user token balances
• Initiating a Deposit on the chain
• Setting the Context Deposit Nonce variable

Substrate DestinationChain Adapter

• Waiting for Deposit Nonce to be set, and setting up listeners for Destination Chain events, and dispatching actions at the appropriate reducers on Chainbridge Context

UI Updates

• When connect is clicked, a modal (or other UI element) should be displayed to the user to allow them to select the type of wallet they would like to connect.
• This dialog should then handle the appropriate connection logic