TransferHelper
Contains helper methods for interacting with ERC20 tokens that do not consistently return true/false
Functions
safeTransfer
  function safeTransfer(
    address token,
    address to,
    uint256 value
  ) internal
Transfers tokens from msg.sender to a recipient
Calls transfer on token contract, errors with TF if transfer fails
Parameters:
| Name | Type | Description | 
|---|---|---|
| token | address | The contract address of the token which will be transferred | 
| to | address | The recipient of the transfer | 
| value | uint256 | The value of the transfer |