This is the first release

Crypto package with the following bash scripts:

• adarewards.sh [Get the balances of specific stake keys]
• btcprice-sat.sh [Get the Bitcoin prices of 5 South African exchanges and format as Twitter message]
• cryptoprice.sh [Script to run as corn job to update text file of various coin prices]
• btcstats.sh [Get latest Bitcoin block height and total circulating supply]
• usdcprice.sh [Get USDC price from VALR and Luno]