Fix currency parsing

Allow for more than one token of digit before decimal

currency/currency

@@ -122,7 +122,7 @@ checkInternet()
 ## Grabs the exchange rate and does the math for converting the currency
 convertCurrency()
 {
-  exchangeRate=$(curl -s "http://api.fixer.io/latest?base=$base&symbols=$exchangeTo" | grep -Eo "[0-9][.][0-9]*") > /dev/null
+  exchangeRate=$(curl -s "http://api.fixer.io/latest?base=$base&symbols=$exchangeTo" | grep -Eo "[0-9]*[.][0-9]*") > /dev/null
   exchangeAmount=$(echo "$exchangeRate * $amount" | bc  )
   echo
   echo "========================="