Ep58: Testing the PPSwap Website 2 - Swapping Weenus for Xeenus

1. Metamask: switch to the Kovan network and import the PPS contract address
2. Go to testing.ppswap.org
3. Check the price for PPS, for each new order, 1ETH will buy 2000 less of PPS
4. Make an offer
5. Accept an offer (once accepted, cannot be accepted/canceled again)
6. Cancel an offer (once canceled, not available for acceptance)