Revert "move fork banner into header"
Revert "move fork banner into header"

This reverts commit d4545ac9d73cbbdf105f7067c6f3d6a2cf3b2c27.

TechEnterprises/browser-solidity,kejace/browser-solidity,frozeman/browser-solidity,chriseth/browser-solidity,frozeman/browser-solidity,kejace/browser-solidity,chriseth/browser-solidity,TechEnterprises/browser-solidity