Update TokenTimelock.sol: Issue #464

Removed deprecated function claim() as per Issue #464.

contracts/token/TokenTimelock.sol

@@ -30,15 +30,6 @@ contract TokenTimelock {
 
   /**
    * @notice Transfers tokens held by timelock to beneficiary.
-   * Deprecated: please use TokenTimelock#release instead.
-   */
-  function claim() public {
-    require(msg.sender == beneficiary);
-    release();
-  }
-
-  /**
-   * @notice Transfers tokens held by timelock to beneficiary.
    */
   function release() public {
     require(now >= releaseTime);