solc tokenescrow.sol
oraclize.sol:82:34: Warning: Unused local variable
    function oraclize_setNetwork(uint8 networkID) internal returns(bool){
                                 ^-------------^
oraclize.sol:121:25: Warning: Unused local variable
    function __callback(bytes32 myid, string result, bytes proof) {
                        ^----------^
oraclize.sol:121:39: Warning: Unused local variable
    function __callback(bytes32 myid, string result, bytes proof) {
                                      ^-----------^
oraclize.sol:121:54: Warning: Unused local variable
    function __callback(bytes32 myid, string result, bytes proof) {
                                                     ^---------^
oraclize.sol:526:26: Warning: Unused local variable
    function getCodeSize(address _addr) constant internal returns(uint _size) {
                         ^-----------^
oraclize.sol:526:67: Warning: Unused local variable
    function getCodeSize(address _addr) constant internal returns(uint _size) {
                                                                  ^--------^
oraclize.sol:767:9: Warning: Unused local variable
        bytes32 sessionKeyHash_bytes32 = oraclize_randomDS_getSessionPubKeyHash();
        ^----------------------------^
oraclize.sol:921:24: Warning: Unused local variable
    function copyBytes(bytes from, uint fromOffset, uint length, bytes to, uint toOffset) internal returns (bytes) {
                       ^--------^
oraclize.sol:947:30: Warning: Unused local variable
    function safer_ecrecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal returns (bool, address) {
                             ^----------^
oraclize.sol:947:44: Warning: Unused local variable
    function safer_ecrecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal returns (bool, address) {
                                           ^-----^
oraclize.sol:947:53: Warning: Unused local variable
    function safer_ecrecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal returns (bool, address) {
                                                    ^-------^
oraclize.sol:947:64: Warning: Unused local variable
    function safer_ecrecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal returns (bool, address) {
                                                               ^-------^
tokenescrow.sol:118:23: Warning: Unused local variable
  function __callback(bytes32 myid, string result, bytes proof) {
                      ^----------^
tokenescrow.sol:118:52: Warning: Unused local variable
  function __callback(bytes32 myid, string result, bytes proof) {
                                                   ^---------^