Summary: Sendwave updates exchange rate

Why It Matters: The exchange rate for USD to PHP changed. This affects how much money people send and receive.

What Changed:

• The exchange rate for 1 USD to PHP changed from 59.01 to 57.68.
• The intro rate discount for 1 USD to PHP changed from 59.01 to 57.68.
• An image for "Fast refunds if plans change" was added under "Introducing Sendwave Wallet".