Create InteractionTemplate for flow core transactions

[JeffreyDoyle]

Create InteractionTemplate for flow core transactions

Outcomes

• Transactions in https://github.com/onflow/flow-core-contracts/tree/master/transactions/stakingCollection have templates created for them
• Transactions in https://github.com/onflow/flow-core-contracts/tree/master/transactions/flowToken have templates created for them

[JeffreyDoyle]

Closed as implemented