* Use exchange-rates to convert GlobalMarketGraphData
* Ask for global data in usd just in case it starts working again :)
* Include currency conversion in chart title #207
* Better error handling
* Redundant type conversions
* Remove redudant type declarations. Inline one-line constructors. Remove unnecessary brackets.
* Simplify name - it's used via package name anyway
* Simplify variable initializations
* Change `var x uint = Y` to `x := uint(Y)`
* More shorthand initialization