Implement Timelock Mechanism for Token Transfers

To enhance security and prevent potential attacks, we propose implementing a timelock mechanism for token transfers. This mechanism will introduce a delay between when a token transfer is initiated and when it becomes executable, providing users with an opportunity to cancel the transaction if necessary.

**Proposed Changes:**

Timelock Contract Integration: Integrate a timelock contract that will manage the delay for token transfers.
Timelock Parameters: Define configurable parameters for the timelock, such as the duration of the delay and the ability to cancel transactions during the timelock period.
**Token Transfer Modification:** Modify the token transfer functions to interact with the timelock contract, ensuring that transfers are subject to the specified delay.
**Event Emission:** Emit events to notify users when a token transfer is initiated, when it becomes executable after the timelock period, and when it is canceled.

**Additional Considerations:**

Implement tests to ensure the correct functioning of the timelock mechanism.
Document the timelock feature in the contract's documentation to inform users and developers about its functionality.
**Labels**:

- **enhancement**
- **security**
- **usability**

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