Clarification of unit test build instructions.
Clarification of unit test build instructions.

upgradeadvice/MUE-Src,OmniLayer/omnicore,joulecoin/joulecoin,OmniLayer/omnicore,joulecoin/joulecoin,OmniLayer/omnicore,upgradeadvice/MUE-Src,MonetaryUnit/MUE-Src,OmniLayer/omnicore,OmniLayer/omnicore,MonetaryUnit/MUE-Src,MonetaryUnit/MUE-Src,upgradeadvice/MUE-Src,MonetaryUnit/MUE-Src,joulecoin/joulecoin,joulecoin/joulecoin,joulecoin/joulecoin,joulecoin/joulecoin,OmniLayer/omnicore,upgradeadvice/MUE-Src,MonetaryUnit/MUE-Src,MonetaryUnit/MUE-Src,upgradeadvice/MUE-Src,upgradeadvice/MUE-Src