update metrotheme with mascara button for the txlogger
update metrotheme with mascara button for the txlogger

Yann-Liang/browser-solidity,serapath-contribution/browser-solidity,Yann-Liang/browser-solidity,Yann-Liang/browser-solidity,serapath-contribution/browser-solidity,serapath-contribution/browser-solidity