Future Developments

/about/ currency list from DB, use config only for name
refactor feed processing to simpleXML
refactor layout to CSS GRID
number format - remove/grey-out trailing zeros
unit tests + add to travis build
full documentation
add guzzle status to verbosity > 1 in admin Feeds
lower timeout, handle Uncaught GuzzleHttp\Exception\RequestException in admin Feeds

new feeds

US Federal Reserve
- https://www.federalreserve.gov/feeds/h10_data.htm
Bank of Canada
Bank of Thailand
- https://www2.bot.or.th/RSS/fxrates/fxrate-all.xml
National Bank of Denmark
- https://www.nationalbanken.dk/_vti_bin/DN/DataService.svc/CurrencyRatesXML?lang=en
Central Bank of Myanmar
- https://forex.cbm.gov.mm/api/latest
Central Bank of Malaysia
- https://www.bnm.gov.my/index.php?tpl=fxrates.tsl
Monetary Authority of Singapore
- https://secure.mas.gov.sg/msb/ExchangeRates.aspx
Bank of Norway
- https://www.norges-bank.no/en/rss-feeds/
Bank of Mexico
- http://www.anterior.banxico.org.mx/rss/rss-chanels-.html
Bank of Sweden
- https://swea.riksbank.se/sweaWS/docs/api/quick.htm#