[Qt] Remove CENT-fee-rule from coin control completely
Merge pull request #4305

95a9383 [Qt] Remove CENT-fee-rule from coin control completely (Cozz Lovan)
Remove unused Print/PrintHex functions

You can just use HexStr(script) or script.ToString() for debugging, no
need for these extra functions.
Merge pull request #4318 from laanwj/2014_06_script_unused_debugging

Remove unused Print/PrintHex functions